From 615765a3b052a50c5506f6bd3bc718d9dc6b8633 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9lanie=20Bats?= <melanie.bats@obeo.fr>
Date: Tue, 13 Oct 2026 14:20:28 +0200
Subject: [PATCH] [enh] Harmonize SysML icon palette
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Mélanie Bats <melanie.bats@obeo.fr>
Signed-off-by: Guillaume Coutable <guillaume.coutable@obeo.fr>
---
 CHANGELOG.adoc                                |   1 +
 .../sysml/provider/ItemUsageItemProvider.java |  23 +++++++++---
 .../provider/ReferenceUsageItemProvider.java  |  34 +++++++++++++++---
 .../icons/full/obj16/AcceptActionUsage.svg    |   2 +-
 .../icons/full/obj16/ActionDefinition.svg     |   2 +-
 .../icons/full/obj16/ActionUsage.svg          |   2 +-
 .../icons/full/obj16/AllocationDefinition.svg |   2 +-
 .../icons/full/obj16/AllocationUsage.svg      |   2 +-
 .../full/obj16/AnalysisCaseDefinition.svg     |   2 +-
 .../icons/full/obj16/AnalysisCaseUsage.svg    |   2 +-
 .../full/obj16/AssertConstraintUsage.svg      |   2 +-
 .../full/obj16/AssignmentActionUsage.svg      |   2 +-
 .../icons/full/obj16/AttributeDefinition.svg  |   2 +-
 .../icons/full/obj16/AttributeUsage.svg       |   2 +-
 .../resources/icons/full/obj16/Behavior.svg   |   2 +-
 .../full/obj16/BindingConnectorAsUsage.svg    |   2 +-
 .../full/obj16/CalculationDefinition.svg      |   2 +-
 .../icons/full/obj16/CalculationUsage.svg     |   2 +-
 .../icons/full/obj16/CaseDefinition.svg       |   2 +-
 .../resources/icons/full/obj16/CaseUsage.svg  |   2 +-
 .../resources/icons/full/obj16/Comment.svg    |   2 +-
 .../icons/full/obj16/ConcernDefinition.svg    |   2 +-
 .../icons/full/obj16/ConcernUsage.svg         |   2 +-
 .../full/obj16/ConjugatedPortDefinition.svg   |   2 +-
 .../icons/full/obj16/ConnectionDefinition.svg |   2 +-
 .../icons/full/obj16/ConnectionUsage.svg      |   2 +-
 .../icons/full/obj16/ConnectorDefinition.svg  |   2 +-
 .../icons/full/obj16/ConnectorUsage.svg       |   2 +-
 .../icons/full/obj16/ConstraintDefinition.svg |   2 +-
 .../icons/full/obj16/ConstraintUsage.svg      |   2 +-
 .../icons/full/obj16/DecisionNode.svg         |   2 +-
 .../icons/full/obj16/Documentation.svg        |   2 +-
 .../icons/full/obj16/EventOccurrenceUsage.svg |   2 +-
 .../icons/full/obj16/ExhibitStateUsage.svg    |   2 +-
 .../main/resources/icons/full/obj16/Flow.svg  |   2 +-
 .../icons/full/obj16/FlowDefinition.svg       |   2 +-
 .../resources/icons/full/obj16/FlowEnd.svg    |   2 +-
 .../resources/icons/full/obj16/FlowUsage.svg  |   2 +-
 .../icons/full/obj16/ForLoopActionUsage.svg   |   2 +-
 .../resources/icons/full/obj16/ForkNode.svg   |   2 +-
 .../full/obj16/FramedConcernMembership.svg    |   2 +-
 .../icons/full/obj16/IfActionUsage.svg        |   2 +-
 .../icons/full/obj16/InterfaceDefinition.svg  |   2 +-
 .../icons/full/obj16/InterfaceUsage.svg       |   2 +-
 .../icons/full/obj16/ItemDefinition.svg       |   2 +-
 .../icons/full/obj16/ItemDefinitionIn.svg     |   2 +-
 .../icons/full/obj16/ItemDefinitionInout.svg  |   2 +-
 .../icons/full/obj16/ItemDefinitionOut.svg    |   2 +-
 .../resources/icons/full/obj16/ItemUsage.svg  |   2 +-
 .../icons/full/obj16/ItemUsageIn.svg          |   2 +-
 .../icons/full/obj16/ItemUsageInout.svg       |   2 +-
 .../icons/full/obj16/ItemUsageOut.svg         |   2 +-
 .../resources/icons/full/obj16/JoinNode.svg   |   2 +-
 .../icons/full/obj16/LibraryPackage.svg       |   2 +-
 .../resources/icons/full/obj16/MergeNode.svg  |   2 +-
 .../icons/full/obj16/MetadataDefinition.svg   |   2 +-
 .../icons/full/obj16/MetadataFeature.svg      |   2 +-
 .../icons/full/obj16/MetadataUsage.svg        |   2 +-
 .../icons/full/obj16/NamespaceImport.svg      |   2 +-
 .../full/obj16/NamespaceImportRecursive.svg   |   2 +-
 .../icons/full/obj16/OccurrenceDefinition.svg |   2 +-
 .../icons/full/obj16/OccurrenceUsage.svg      |   2 +-
 .../resources/icons/full/obj16/Package.svg    |   2 +-
 .../icons/full/obj16/PartDefinition.svg       |   2 +-
 .../resources/icons/full/obj16/PartUsage.svg  |   2 +-
 .../icons/full/obj16/PerformActionUsage.svg   |   2 +-
 .../icons/full/obj16/PortDefinition.svg       |   2 +-
 .../icons/full/obj16/PortDefinitionIn.svg     |   2 +-
 .../icons/full/obj16/PortDefinitionInout.svg  |   2 +-
 .../icons/full/obj16/PortDefinitionOut.svg    |   2 +-
 .../resources/icons/full/obj16/PortUsage.svg  |   2 +-
 .../icons/full/obj16/PortUsageIn.svg          |   2 +-
 .../icons/full/obj16/PortUsageInout.svg       |   2 +-
 .../icons/full/obj16/PortUsageOut.svg         |   2 +-
 .../icons/full/obj16/ReferenceDefinition.svg  |   2 +-
 .../icons/full/obj16/ReferenceUsage.svg       |   2 +-
 .../icons/full/obj16/ReferenceUsageIn.svg     |   2 +-
 .../icons/full/obj16/ReferenceUsageInout.svg  |   2 +-
 .../icons/full/obj16/ReferenceUsageOut.svg    |   2 +-
 .../obj16/RequirementConstraintMembership.svg |   2 +-
 .../full/obj16/RequirementDefinition.svg      |   2 +-
 .../icons/full/obj16/RequirementUsage.svg     |   2 +-
 .../RequirementVerificationMembership.svg     |   2 +-
 .../full/obj16/SatisfyRequirementUsage.svg    |   2 +-
 .../icons/full/obj16/SendActionUsage.svg      |   2 +-
 .../icons/full/obj16/StateDefinition.svg      |   2 +-
 .../full/obj16/StateSubactionMembership.svg   |   2 +-
 .../resources/icons/full/obj16/StateUsage.svg |   2 +-
 .../main/resources/icons/full/obj16/Step.svg  |   2 +-
 .../icons/full/obj16/TerminateActionUsage.svg |   2 +-
 .../obj16/TransitionFeatureMembership.svg     |   2 +-
 .../icons/full/obj16/TransitionUsage.svg      |   2 +-
 .../icons/full/obj16/UseCaseDefinition.svg    |   2 +-
 .../icons/full/obj16/UseCaseUsage.svg         |   2 +-
 .../full/obj16/VerificationCaseDefinition.svg |   2 +-
 .../full/obj16/VerificationCaseUsage.svg      |   2 +-
 .../icons/full/obj16/ViewDefinition.svg       |   2 +-
 .../resources/icons/full/obj16/ViewUsage.svg  |   2 +-
 .../icons/full/obj16/ViewpointDefinition.svg  |   2 +-
 .../icons/full/obj16/ViewpointUsage.svg       |   2 +-
 .../icons/full/obj16/WhileLoopActionUsage.svg |   2 +-
 .../resources/icons/full/obj16/parameter.svg  |   1 +
 .../icons/full/obj16/parameterIn.svg          |   1 +
 .../icons/full/obj16/parameterInout.svg       |   1 +
 .../icons/full/obj16/parameterOut.svg         |   1 +
 ...nceUsageBorderNodeDescriptionProvider.java |   6 ++--
 .../ForkActionNodeDescriptionProvider.java    |   2 +-
 .../JoinActionNodeDescriptionProvider.java    |   2 +-
 .../ParameterCompartmentNodeToolProvider.java |   2 +-
 .../src/main/resources/icons/done_action.svg  |   6 ++--
 .../src/main/resources/icons/start_action.svg |   4 +--
 .../main/resources/images/decision_action.svg |   2 +-
 .../src/main/resources/images/done_action.svg |   6 ++--
 .../src/main/resources/images/feature_in.svg  |   2 +-
 .../main/resources/images/feature_inout.svg   |   2 +-
 .../src/main/resources/images/feature_out.svg |   2 +-
 .../main/resources/images/merge_action.svg    |   2 +-
 .../main/resources/images/parameter_in.svg    |   1 +
 .../main/resources/images/parameter_inout.svg |   1 +
 .../main/resources/images/parameter_out.svg   |   1 +
 .../main/resources/images/start_action.svg    |   4 +--
 .../diagrams/view/SDVDescriptionProvider.java |   6 +++-
 ...notes-diagram-sysml-icons-hamonization.png | Bin 0 -> 27313 bytes
 ...tes-explorer-sysml-icons-harmonization.png | Bin 0 -> 21430 bytes
 .../pages/release-notes/2026.11.0.adoc        |  13 +++++++
 125 files changed, 194 insertions(+), 128 deletions(-)
 create mode 100644 backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameter.svg
 create mode 100644 backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterIn.svg
 create mode 100644 backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterInout.svg
 create mode 100644 backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterOut.svg
 create mode 100644 backend/views/syson-diagram-common-view/src/main/resources/images/parameter_in.svg
 create mode 100644 backend/views/syson-diagram-common-view/src/main/resources/images/parameter_inout.svg
 create mode 100644 backend/views/syson-diagram-common-view/src/main/resources/images/parameter_out.svg
 create mode 100644 doc/content/modules/user-manual/assets/images/release-notes-diagram-sysml-icons-hamonization.png
 create mode 100644 doc/content/modules/user-manual/assets/images/release-notes-explorer-sysml-icons-harmonization.png

diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index c6554cbd7c..d2f0b34bb7 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -48,6 +48,7 @@ The parsed elements are still imported, and the loading report includes the pars
 - [cleanup] Use `SemanticRunnableFactory` more widely in integration tests, replacing the `IExecuteEditingContextFunctionRunner` by the `SemanticRunnableFactory`.
 - [releng] Remove redundant inherited Maven `groupId` and `version` declarations from backend modules.
 - [frontend] Export six components and eight hooks from `@eclipse-syson/syson-components` for expression tools and properties, the new-object report, diagram visibility, and node rotation.
+- [core] Harmonize SysML icons
 
 === New features
 
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ItemUsageItemProvider.java b/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ItemUsageItemProvider.java
index eb40336fdd..3d2d7edf76 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ItemUsageItemProvider.java
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ItemUsageItemProvider.java
@@ -1,5 +1,5 @@
-/**
- * Copyright (c) 2023, 2024 Obeo.
+/*******************************************************************************
+ * Copyright (c) 2023, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -9,7 +9,7 @@
  *
  * Contributors:
  *     Obeo - initial API and implementation
- */
+ *******************************************************************************/
 package org.eclipse.syson.sysml.provider;
 
 import java.util.Collection;
@@ -20,8 +20,10 @@
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.syson.sysml.Behavior;
 import org.eclipse.syson.sysml.FeatureDirectionKind;
 import org.eclipse.syson.sysml.ItemUsage;
+import org.eclipse.syson.sysml.Step;
 import org.eclipse.syson.sysml.SysmlPackage;
 
 /**
@@ -82,7 +84,12 @@ protected void addItemDefinitionPropertyDescriptor(Object object) {
     @Override
     public Object getImage(Object object) {
         StringBuilder iconPath = new StringBuilder();
-        iconPath.append("full/obj16/ItemUsage");
+        boolean isParameter = this.isParameter(object);
+        if (isParameter) {
+            iconPath.append("full/obj16/parameter");
+        } else {
+            iconPath.append("full/obj16/ItemUsage");
+        }
         if (object instanceof ItemUsage item) {
             FeatureDirectionKind direction = item.getDirection();
             if (direction != null) {
@@ -93,6 +100,14 @@ public Object getImage(Object object) {
         return this.overlayImage(object, this.getResourceLocator().getImage(iconPath.toString()));
     }
 
+    /**
+     * @generated NOT
+     */
+    private boolean isParameter(Object object) {
+        return object instanceof ItemUsage itemUsage && (itemUsage.getOwningType() instanceof Step || itemUsage.getOwningType() instanceof Behavior)
+                && itemUsage.getDirection() != null;
+    }
+
     /**
      * This returns the label text for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
      *
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ReferenceUsageItemProvider.java b/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ReferenceUsageItemProvider.java
index bea29ae2ad..1ac3f6a79c 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ReferenceUsageItemProvider.java
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/java/org/eclipse/syson/sysml/provider/ReferenceUsageItemProvider.java
@@ -1,5 +1,5 @@
-/**
- * Copyright (c) 2023, 2024 Obeo.
+/*******************************************************************************
+ * Copyright (c) 2023, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -9,16 +9,20 @@
  *
  * Contributors:
  *     Obeo - initial API and implementation
- */
+ *******************************************************************************/
 package org.eclipse.syson.sysml.provider;
 
 import java.util.Collection;
 import java.util.List;
 
+import org.apache.commons.lang3.StringUtils;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.syson.sysml.Behavior;
+import org.eclipse.syson.sysml.FeatureDirectionKind;
 import org.eclipse.syson.sysml.ReferenceUsage;
+import org.eclipse.syson.sysml.Step;
 
 /**
  * This is the item provider adapter for a {@link org.eclipse.syson.sysml.ReferenceUsage} object. <!-- begin-user-doc
@@ -57,7 +61,29 @@ public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
      */
     @Override
     public Object getImage(Object object) {
-        return this.overlayImage(object, this.getResourceLocator().getImage("full/obj16/ReferenceUsage.svg"));
+        StringBuilder iconPath = new StringBuilder();
+        boolean isParameter = this.isParameter(object);
+        if (isParameter) {
+            iconPath.append("full/obj16/parameter");
+        } else {
+            iconPath.append("full/obj16/ReferenceUsage");
+        }
+        if (object instanceof ReferenceUsage referenceUsage) {
+            FeatureDirectionKind direction = referenceUsage.getDirection();
+            if (direction != null) {
+                iconPath.append(StringUtils.capitalize(direction.getLiteral()));
+            }
+        }
+        iconPath.append(".svg");
+        return this.overlayImage(object, this.getResourceLocator().getImage(iconPath.toString()));
+    }
+
+    /**
+     * @generated NOT
+     */
+    private boolean isParameter(Object object) {
+        return object instanceof ReferenceUsage referenceUsage && (referenceUsage.getOwningType() instanceof Step || referenceUsage.getOwningType() instanceof Behavior)
+                && referenceUsage.getDirection() != null;
     }
 
     /**
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AcceptActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AcceptActionUsage.svg
index 9b7436298e..3d02707a3c 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AcceptActionUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AcceptActionUsage.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#a1a4c4;stop-opacity:1"/><stop offset="0" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".092" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".225" style="stop-color:#afb2d4;stop-opacity:1"/><stop offset=".331" style="stop-color:#a0a2df;stop-opacity:1"/><stop offset=".842" style="stop-color:#989ce8;stop-opacity:1"/><stop offset="1" style="stop-color:#8083c6;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="matrix(3.72225 0 0 4.00657 -17.43 -.709)" gradientUnits="userSpaceOnUse"/></defs><path d="M2.772 3.445h11.247v9.11H2.77l4.99-4.554Z" style="fill:url(#b);fill-opacity:1;stroke:#4e4184;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#BDD99F;stop-opacity:1"/><stop offset=".25" style="stop-color:#F0F8E6;stop-opacity:1"/><stop offset=".55" style="stop-color:#BDD99F;stop-opacity:1"/><stop offset="1" style="stop-color:#87AA72;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="matrix(3.72225 0 0 4.00657 -17.43 -.709)" gradientUnits="userSpaceOnUse"/></defs><path d="M2.772 3.445h11.247v9.11H2.77l4.99-4.554Z" style="fill:url(#b);fill-opacity:1;stroke:#466044;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionDefinition.svg
index e2098b7489..61c5694415 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionDefinition.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#a1a4c4;stop-opacity:1"/><stop offset="0" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".092" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".225" style="stop-color:#afb2d4;stop-opacity:1"/><stop offset=".331" style="stop-color:#a0a2df;stop-opacity:1"/><stop offset=".842" style="stop-color:#989ce8;stop-opacity:1"/><stop offset="1" style="stop-color:#8083c6;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="translate(-19.61 -.168) scale(3.75695)" gradientUnits="userSpaceOnUse"/></defs><rect width="14.442" height="8.543" x=".779" y="3.728" ry="3.287" style="fill:url(#b);fill-opacity:1;stroke:#64669b;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#E8F3DC;stop-opacity:1"/><stop offset=".25" style="stop-color:#FFFFFF;stop-opacity:1"/><stop offset=".55" style="stop-color:#E8F3DC;stop-opacity:1"/><stop offset="1" style="stop-color:#B8CEA3;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="translate(-19.61 -.168) scale(3.75695)" gradientUnits="userSpaceOnUse"/></defs><rect width="14.442" height="8.543" x=".779" y="3.728" ry="3.287" style="fill:url(#b);fill-opacity:1;stroke:#466044;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionUsage.svg
index de64c7f555..36ccfe4361 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ActionUsage.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#a1a4c4;stop-opacity:1"/><stop offset="0" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".092" style="stop-color:#9799cc;stop-opacity:1"/><stop offset=".225" style="stop-color:#afb2d4;stop-opacity:1"/><stop offset=".331" style="stop-color:#a0a2df;stop-opacity:1"/><stop offset=".842" style="stop-color:#989ce8;stop-opacity:1"/><stop offset="1" style="stop-color:#8083c6;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="translate(-19.61 -.168) scale(3.75695)" gradientUnits="userSpaceOnUse"/></defs><rect width="14.442" height="8.543" x=".779" y="3.728" ry="3.287" style="fill:url(#b);fill-opacity:1;stroke:#4e4184;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#BDD99F;stop-opacity:1"/><stop offset=".25" style="stop-color:#F0F8E6;stop-opacity:1"/><stop offset=".55" style="stop-color:#BDD99F;stop-opacity:1"/><stop offset="1" style="stop-color:#87AA72;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="7.451" x2="7.427" y1="1.098" y2="3.18" gradientTransform="translate(-19.61 -.168) scale(3.75695)" gradientUnits="userSpaceOnUse"/></defs><rect width="14.442" height="8.543" x=".779" y="3.728" ry="3.287" style="fill:url(#b);fill-opacity:1;stroke:#466044;stroke-width:1;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationDefinition.svg
index d3d18e8a13..0fdf2ee93e 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationDefinition.svg
@@ -1 +1 @@
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationUsage.svg
index 14865f8a40..a118c700d5 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AllocationUsage.svg
@@ -1 +1 @@
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseDefinition.svg
index ec5f59986c..e2bd156962 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseUsage.svg
index f6c28145d4..b633c25f4e 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AnalysisCaseUsage.svg
@@ -1 +1 @@
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AssertConstraintUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AssertConstraintUsage.svg
index 965526a1db..3e98045752 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AssignmentActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AssignmentActionUsage.svg
index f5065cc365..25811f2917 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AssignmentActionUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AttributeDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AttributeDefinition.svg
index e7ea5d4866..fbc1ab7a49 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/AttributeDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/CalculationDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/CalculationDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/CalculationUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/CalculationUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConjugatedPortDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConjugatedPortDefinition.svg
index 9d5677cda8..5adf144910 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConjugatedPortDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionDefinition.svg
index 8d6d946cf5..72fb0be5a9 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionUsage.svg
index 8d6d946cf5..d81aa8b99c 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectionUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectorDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectorDefinition.svg
index 8d6d946cf5..72fb0be5a9 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectorUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConnectorUsage.svg
index 22c9d073d0..d81aa8b99c 100644
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index a1c649d1a5..1461f99fb4 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConstraintUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConstraintUsage.svg
index e7bf38e60a..fa62e162d9 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ConstraintUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/DecisionNode.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/DecisionNode.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ExhibitStateUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ExhibitStateUsage.svg
index 1a5930bfb4..230a468d05 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ExhibitStateUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Flow.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Flow.svg
index ac49d8537c..d5b13c6cd5 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Flow.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Flow.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowDefinition.svg
index fb572e0e20..50b8f60b05 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowEnd.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowEnd.svg
index aa16b9c874..1816aa0551 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowEnd.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/FlowUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ForLoopActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ForLoopActionUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ForkNode.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ForkNode.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/IfActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/IfActionUsage.svg
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+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/IfActionUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceDefinition.svg
index 6eb3bbb8fa..d81e8f0f82 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceUsage.svg
index 635291268b..2df5befbde 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/InterfaceUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionIn.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionIn.svg
index 06de298720..2b822d4d55 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionInout.svg
index 2520d62928..add9f85b4a 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionInout.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemDefinitionOut.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsage.svg
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--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageIn.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageIn.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageInout.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageOut.svg
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--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ItemUsageOut.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/JoinNode.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/JoinNode.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/LibraryPackage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/LibraryPackage.svg
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--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/LibraryPackage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/LibraryPackage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/MergeNode.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/MergeNode.svg
index 3527a869b6..bd7a3b9cd9 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/OccurrenceUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/OccurrenceUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PartUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PartUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionInout.svg
index 6ed692c1be..df8bcdedbb 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionInout.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionInout.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionOut.svg
index cf02ad6263..8f6b223ba7 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionOut.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortDefinitionOut.svg
@@ -1 +1 @@
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsage.svg
index 4f2540b598..c9ce4dfae3 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageIn.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageIn.svg
index c6c9ebd98a..69be22b2fa 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageIn.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageInout.svg
index 0b09d18c76..d408dfa528 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageInout.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageInout.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageOut.svg
index 3c1ab929a8..2b043ea732 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageOut.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/PortUsageOut.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceDefinition.svg
index e999603eac..331ac87bbe 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceDefinition.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsage.svg
index 67f09ceee4..ed0454b291 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsage.svg
@@ -1 +1 @@
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageIn.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageIn.svg
index 67f09ceee4..ed0454b291 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageIn.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageIn.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageInout.svg
index 67f09ceee4..ed0454b291 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageInout.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageInout.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageOut.svg
index 67f09ceee4..ed0454b291 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageOut.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ReferenceUsageOut.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementConstraintMembership.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementConstraintMembership.svg
index b56a5f0f22..ba1d9145f6 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementDefinition.svg
index 765696a209..76d92a52cb 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementUsage.svg
index 297357486e..ca7252b596 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementUsage.svg
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index 78fafb59f6..86b12c7a2d 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/RequirementVerificationMembership.svg
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index 3ad55822db..392ed8757b 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/SatisfyRequirementUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/SatisfyRequirementUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/SendActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/SendActionUsage.svg
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index 112fe4e272..16c7539e87 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/StateUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/StateUsage.svg
index cb3a776485..e9f1c7a831 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/StateUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Step.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/Step.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/TransitionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/TransitionUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/UseCaseDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/UseCaseDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/UseCaseUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/UseCaseUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/VerificationCaseDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/VerificationCaseDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/VerificationCaseUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/VerificationCaseUsage.svg
index a2920c5bee..e1df9a74e6 100644
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewDefinition.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewDefinition.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewUsage.svg
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diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewpointUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewpointUsage.svg
index 855de7c9cd..2bcfabc292 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewpointUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/ViewpointUsage.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#e8e9f0;stop-opacity:1"/><stop offset="1" style="stop-color:#fdfeff;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="144.286" x2="23.46" y1="144.286" y2="3.881" gradientTransform="matrix(.11189 0 0 .0808 -1.385 2.057)" gradientUnits="userSpaceOnUse"/></defs><path d="M1.241 2.368H14.76v11.35H1.24Z" style="fill:url(#b);fill-opacity:1;stroke:#4e4184;stroke-width:1;stroke-linejoin:bevel;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" transform="translate(0 -.043)"/><path d="M.263 3.096h3.859" style="fill:none;stroke:#4e4184;stroke-width:.292442;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" transform="translate(.394 .03) scale(3.41948)"/><path d="M2.018 12.275H9.69" style="fill:none;stroke:#292253;stroke-width:.762455;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" transform="translate(0 -.043)"/><text xml:space="preserve" x="2.026" y="8.634" style="font-style:normal;font-weight:400;font-size:5.42842px;line-height:1.25;font-family:sans-serif;letter-spacing:0;word-spacing:0;fill:#4e4184;fill-opacity:1;stroke:none;stroke-width:.904735" transform="matrix(.96783 0 0 1.03324 0 -.043)"><tspan x="2.026" y="8.634" style="font-style:normal;font-variant:normal;font-weight:700;font-stretch:normal;font-size:6.79621px;font-family:Arial;-inkscape-font-specification:&quot;Arial Bold&quot;;fill:#4e4184;fill-opacity:1;stroke-width:.904735">&lt;V&gt;</tspan></text></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#DCE0E8;stop-opacity:1"/><stop offset=".25" style="stop-color:#F5F6F9;stop-opacity:1"/><stop offset=".55" style="stop-color:#DCE0E8;stop-opacity:1"/><stop offset="1" style="stop-color:#BBC3D0;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="144.286" x2="23.46" y1="144.286" y2="3.881" gradientTransform="matrix(.11189 0 0 .0808 -1.385 2.057)" gradientUnits="userSpaceOnUse"/></defs><path d="M1.241 2.368H14.76v11.35H1.24Z" style="fill:url(#b);fill-opacity:1;stroke:#818896;stroke-width:1;stroke-linejoin:bevel;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" transform="translate(0 -.043)"/><path d="M.263 3.096h3.859" style="fill:none;stroke:#818896;stroke-width:.292442;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" transform="translate(.394 .03) scale(3.41948)"/><path d="M2.018 12.275H9.69" style="fill:none;stroke:#69717F;stroke-width:.762455;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" transform="translate(0 -.043)"/><text xml:space="preserve" x="2.026" y="8.634" style="font-style:normal;font-weight:400;font-size:5.42842px;line-height:1.25;font-family:sans-serif;letter-spacing:0;word-spacing:0;fill:#818896;fill-opacity:1;stroke:none;stroke-width:.904735" transform="matrix(.96783 0 0 1.03324 0 -.043)"><tspan x="2.026" y="8.634" style="font-style:normal;font-variant:normal;font-weight:700;font-stretch:normal;font-size:6.79621px;font-family:Arial;-inkscape-font-specification:&quot;Arial Bold&quot;;fill:#818896;fill-opacity:1;stroke-width:.904735">&lt;V&gt;</tspan></text></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/WhileLoopActionUsage.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/WhileLoopActionUsage.svg
index 273659237f..0fe864080b 100644
--- a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/WhileLoopActionUsage.svg
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/WhileLoopActionUsage.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#e8e9f0;stop-opacity:1"/><stop offset="1" style="stop-color:#fdfeff;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="-1.381" x2="-1.411" y1=".367" y2="2.425" gradientTransform="matrix(1.1809 0 0 1.1912 3.952 -.286)" gradientUnits="userSpaceOnUse"/></defs><g transform="translate(-1.366 -.325) scale(3.93312)"><rect width="3.817" height="2.769" x=".473" y=".732" ry=".774" style="fill:url(#b);fill-opacity:1;stroke:#4e4184;stroke-width:.251;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:.753,.753;stroke-dashoffset:0;stroke-opacity:1"/><rect width="2.674" height="1.091" x="8.165" y="4.543" ry=".249" style="fill:#fff;fill-opacity:1;stroke:#4e4184;stroke-width:.211667;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1" transform="translate(-7.114 -3.027)"/><path d="M9.143 5.303v.7" style="fill:#64669b;stroke:#4e4184;stroke-width:.212;stroke-linecap:round;stroke-linejoin:bevel;stroke-dasharray:none;stroke-opacity:1" transform="translate(-7.114 -3.027)"/><path d="M2.47 2.522v.148" style="fill:#fff;fill-opacity:1;stroke:#fff;stroke-width:.212;stroke-linecap:square;stroke-linejoin:bevel;stroke-dasharray:none;stroke-opacity:1"/></g><path d="M9.062 12.243V7.65l2.613 2.297z" style="fill:#292253;fill-opacity:1;stroke:none;stroke-width:1.28439px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" width="16" height="16"><defs><linearGradient id="a"><stop offset="0" style="stop-color:#F0F8E6;stop-opacity:1"/><stop offset="1" style="stop-color:#BDD99F;stop-opacity:1"/></linearGradient><linearGradient xlink:href="#a" id="b" x1="-1.381" x2="-1.411" y1=".367" y2="2.425" gradientTransform="matrix(1.1809 0 0 1.1912 3.952 -.286)" gradientUnits="userSpaceOnUse"/></defs><g transform="translate(-1.366 -.325) scale(3.93312)"><rect width="3.817" height="2.769" x=".473" y=".732" ry=".774" style="fill:url(#b);fill-opacity:1;stroke:#466044;stroke-width:.251;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:.753,.753;stroke-dashoffset:0;stroke-opacity:1"/><rect width="2.674" height="1.091" x="8.165" y="4.543" ry=".249" style="fill:#FFFFFF;fill-opacity:1;stroke:#466044;stroke-width:.211667;stroke-linecap:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:.300095;stroke-opacity:1" transform="translate(-7.114 -3.027)"/><path d="M9.143 5.303v.7" style="fill:#466044;stroke:#466044;stroke-width:.212;stroke-linecap:round;stroke-linejoin:bevel;stroke-dasharray:none;stroke-opacity:1" transform="translate(-7.114 -3.027)"/><path d="M2.47 2.522v.148" style="fill:#FFFFFF;fill-opacity:1;stroke:#FFFFFF;stroke-width:.212;stroke-linecap:square;stroke-linejoin:bevel;stroke-dasharray:none;stroke-opacity:1"/></g><path d="M9.062 12.243V7.65l2.613 2.297z" style="fill:#466044;fill-opacity:1;stroke:none;stroke-width:1.28439px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameter.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameter.svg
new file mode 100644
index 0000000000..a5245f318c
--- /dev/null
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameter.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="16" viewBox="0 0 4.762 4.233"><path d="M1.257 3.451c-.706-.65-.626-1.54 0-2.2m1.932 2.2c.705-.65.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterIn.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterIn.svg
new file mode 100644
index 0000000000..99f555b028
--- /dev/null
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterIn.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="16" viewBox="0 0 4.762 4.233"><path d="M1.498 2.83v-.951l.506.506z" style="fill:#466044;fill-opacity:1;stroke:none;stroke-width:.258924px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M1.257 3.451c-.706-.65-.626-1.54 0-2.2m1.932 2.2c.705-.65.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterInout.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterInout.svg
new file mode 100644
index 0000000000..ee7e741be3
--- /dev/null
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterInout.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="16" viewBox="0 0 4.762 4.233"><path d="M1.498 2.83v-.951l.506.506z" style="fill:#466044;fill-opacity:1;stroke:none;stroke-width:.258924px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M1.257 3.451c-.706-.65-.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M2.947 2.83v-.951l-.506.506Z" style="fill:#466044;fill-opacity:1;stroke:none;stroke-width:.258924px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M3.189 3.451c.705-.65.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/></svg>
\ No newline at end of file
diff --git a/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterOut.svg b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterOut.svg
new file mode 100644
index 0000000000..e8cfb12362
--- /dev/null
+++ b/backend/metamodel/syson-sysml-metamodel-edit/src/main/resources/icons/full/obj16/parameterOut.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="16" viewBox="0 0 4.762 4.233"><path d="M1.257 3.451c-.706-.65-.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M2.947 2.83v-.951l-.506.506Z" style="fill:#466044;fill-opacity:1;stroke:none;stroke-width:.258924px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/><path d="M3.189 3.451c.705-.65.626-1.54 0-2.2" style="fill:none;stroke:#466044;stroke-width:.226534px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" transform="translate(.158 -.238)"/></svg>
\ No newline at end of file
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractReferenceUsageBorderNodeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractReferenceUsageBorderNodeDescriptionProvider.java
index 411afec46b..dcff14d6cc 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractReferenceUsageBorderNodeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractReferenceUsageBorderNodeDescriptionProvider.java
@@ -123,15 +123,15 @@ protected List<ConditionalNodeStyle> createReferenceUsageConditionalNodeStyles()
         return List.of(
                 this.diagramBuilderHelper.newConditionalNodeStyle()
                         .condition(ServiceMethod.of0(UtilService::isInFeature).aqlSelf())
-                        .style(this.createImageNodeStyleDescription("images/feature_in.svg", borderColor, true))
+                        .style(this.createImageNodeStyleDescription("images/parameter_in.svg", borderColor, true))
                         .build(),
                 this.diagramBuilderHelper.newConditionalNodeStyle()
                         .condition(ServiceMethod.of0(UtilService::isOutFeature).aqlSelf())
-                        .style(this.createImageNodeStyleDescription("images/feature_out.svg", borderColor, true))
+                        .style(this.createImageNodeStyleDescription("images/parameter_out.svg", borderColor, true))
                         .build(),
                 this.diagramBuilderHelper.newConditionalNodeStyle()
                         .condition(ServiceMethod.of0(UtilService::isInOutFeature).aqlSelf())
-                        .style(this.createImageNodeStyleDescription("images/feature_inout.svg", borderColor, true))
+                        .style(this.createImageNodeStyleDescription("images/parameter_inout.svg", borderColor, true))
                         .build());
     }
 
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/ForkActionNodeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/ForkActionNodeDescriptionProvider.java
index c6abd2cd7e..a42239775f 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/ForkActionNodeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/ForkActionNodeDescriptionProvider.java
@@ -58,7 +58,7 @@ protected NodeStyleDescription createNodeStyleDescription() {
                 .borderColor(this.colorProvider.getColor("transparent"))
                 .borderRadius(0)
                 .borderSize(0)
-                .background(this.colorProvider.getColor("black"))
+                .background(this.colorProvider.getColor("actionGreen"))
                 .build();
     }
 }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/JoinActionNodeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/JoinActionNodeDescriptionProvider.java
index 01774f0e37..d684927170 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/JoinActionNodeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/JoinActionNodeDescriptionProvider.java
@@ -58,7 +58,7 @@ protected NodeStyleDescription createNodeStyleDescription() {
                 .borderColor(this.colorProvider.getColor("transparent"))
                 .borderRadius(0)
                 .borderSize(0)
-                .background(this.colorProvider.getColor("black"))
+                .background(this.colorProvider.getColor("actionGreen"))
                 .build();
     }
 }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ParameterCompartmentNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ParameterCompartmentNodeToolProvider.java
index 8e8ff87a44..751b13c312 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ParameterCompartmentNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ParameterCompartmentNodeToolProvider.java
@@ -57,7 +57,7 @@ protected boolean revealOnCreate() {
 
     @Override
     protected String getNodeToolIconURLsExpression() {
-        StringBuilder iconURLsExpression = new StringBuilder("/icons/full/obj16/ReferenceUsage");
+        StringBuilder iconURLsExpression = new StringBuilder("/icons/full/obj16/parameter");
         if (FeatureDirectionKind.IN == this.direction) {
             iconURLsExpression.append("In");
         } else if (FeatureDirectionKind.INOUT == this.direction) {
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/icons/done_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/icons/done_action.svg
index 08d2fb4dda..c34ebe07a0 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/icons/done_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/icons/done_action.svg
@@ -1,6 +1,6 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="36" height="36">
 <g>
-<circle cx="18" cy="18" r="16" style="fill:none;stroke:#4e4184;stroke-width:1;"/>
-<circle cx="18" cy="18" r="11" style="fill:#4e4184;stroke:none;"/>
+<circle cx="18" cy="18" r="16" style="fill:none;stroke:#466044;stroke-width:1;"/>
+<circle cx="18" cy="18" r="11" style="fill:#466044;stroke:#466044;stroke-width:1;"/>
 </g>
-</svg>
\ No newline at end of file
+</svg>
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/icons/start_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/icons/start_action.svg
index 26c879333e..1d166dc7be 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/icons/start_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/icons/start_action.svg
@@ -1,5 +1,5 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="36" height="36">
 <g>
-<circle cx="18" cy="18" r="16" style="fill:#4e4184;stroke:none;"/>
+<circle cx="18" cy="18" r="18" style="fill:#466044;stroke:none;"/>
 </g>
-</svg>
\ No newline at end of file
+</svg>
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/decision_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/decision_action.svg
index 519e64431d..aa3bbdebfb 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/decision_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/decision_action.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="32" height="31.992" viewBox="0 0 8.467 8.465"><path d="M3.073-2.886h5.829v5.829H3.073z" style="fill:none;stroke:#000;stroke-width:.25985;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;paint-order:stroke fill markers" transform="rotate(44.993 .003 -.001)"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="31.992" viewBox="0 0 8.467 8.465"><path d="M3.073-2.886h5.829v5.829H3.073z" style="fill:#87AE9B;stroke:#466044;stroke-width:.25985;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;paint-order:stroke fill markers" transform="rotate(44.993 .003 -.001)"/></svg>
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/done_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/done_action.svg
index 552621349e..c34ebe07a0 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/done_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/done_action.svg
@@ -1,6 +1,6 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="36" height="36">
 <g>
-<circle cx="18" cy="18" r="16" style="fill:none;stroke:#000;stroke-width:1;"/>
-<circle cx="18" cy="18" r="11" style="fill:#000;stroke:none;"/>
+<circle cx="18" cy="18" r="16" style="fill:none;stroke:#466044;stroke-width:1;"/>
+<circle cx="18" cy="18" r="11" style="fill:#466044;stroke:#466044;stroke-width:1;"/>
 </g>
-</svg>
\ No newline at end of file
+</svg>
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_in.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_in.svg
index d4d3647663..eeeb1108f1 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_in.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_in.svg
@@ -3,7 +3,7 @@
    height="24"
    viewBox="0 0 24 24"
    width="24"
-   fill="#000000"
+   fill="#8275BC"
    version="1.1"
    id="svg6"
    xmlns="http://www.w3.org/2000/svg"
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_inout.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_inout.svg
index 2d1bb38729..4ec77f9dac 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_inout.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_inout.svg
@@ -3,7 +3,7 @@
    height="24"
    viewBox="0 0 24 24"
    width="24"
-   fill="#000000"
+   fill="#8275BC"
    version="1.1"
    id="svg6"
    xmlns="http://www.w3.org/2000/svg"
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_out.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_out.svg
index 5021d2f664..78f8ee6695 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/feature_out.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/feature_out.svg
@@ -3,7 +3,7 @@
    height="24"
    viewBox="0 0 24 24"
    width="24"
-   fill="#000000"
+   fill="#8275BC"
    version="1.1"
    id="svg6"
    xmlns="http://www.w3.org/2000/svg"
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/merge_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/merge_action.svg
index 519e64431d..7926391d16 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/merge_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/merge_action.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="32" height="31.992" viewBox="0 0 8.467 8.465"><path d="M3.073-2.886h5.829v5.829H3.073z" style="fill:none;stroke:#000;stroke-width:.25985;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;paint-order:stroke fill markers" transform="rotate(44.993 .003 -.001)"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="31.992" viewBox="0 0 8.467 8.465"><path d="M3.073-2.886h5.829v5.829H3.073z" style="fill:#E3F0E8;stroke:#466044;stroke-width:.25985;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;paint-order:stroke fill markers" transform="rotate(44.993 .003 -.001)"/></svg>
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_in.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_in.svg
new file mode 100644
index 0000000000..700a04cea6
--- /dev/null
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_in.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="#466044" viewBox="0 0 24 24"><rect width="100%" height="100%" fill="#fff"/><path fill="none" d="M24 24H0V0h24z"/><path d="M4 13h12.17l-5.59 5.59L12 20l8-8-8-8-1.41 1.41L16.17 11H4Z"/></svg>
\ No newline at end of file
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_inout.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_inout.svg
new file mode 100644
index 0000000000..9829af3bd6
--- /dev/null
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_inout.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="#466044" viewBox="0 0 24 24"><rect width="100%" height="100%" fill="#fff"/><path fill="none" d="M0 0h24v24H0Z"/><path d="M16 11H6.872l4.193-5.59L10 4l-6 8 6 8 1.057-1.41L6.873 13H16Z"/><path d="M8 13h9.128l-4.193 5.59L14 20l6-8-6-8-1.057 1.41L17.128 11H8Z"/></svg>
\ No newline at end of file
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_out.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_out.svg
new file mode 100644
index 0000000000..42d2a7a723
--- /dev/null
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/parameter_out.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="#466044" viewBox="0 0 24 24"><rect width="100%" height="100%" fill="#fff"/><path fill="none" d="M0 0h24v24H0Z"/><path d="M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20Z"/></svg>
\ No newline at end of file
diff --git a/backend/views/syson-diagram-common-view/src/main/resources/images/start_action.svg b/backend/views/syson-diagram-common-view/src/main/resources/images/start_action.svg
index 59b07cf55a..1d166dc7be 100644
--- a/backend/views/syson-diagram-common-view/src/main/resources/images/start_action.svg
+++ b/backend/views/syson-diagram-common-view/src/main/resources/images/start_action.svg
@@ -1,5 +1,5 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="36" height="36">
 <g>
-<circle cx="18" cy="18" r="18" style="fill:#000;stroke:none;"/>
+<circle cx="18" cy="18" r="18" style="fill:#466044;stroke:none;"/>
 </g>
-</svg>
\ No newline at end of file
+</svg>
diff --git a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDescriptionProvider.java b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDescriptionProvider.java
index 80fade4681..7135669999 100644
--- a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDescriptionProvider.java
+++ b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDescriptionProvider.java
@@ -49,7 +49,11 @@ public Optional<ColorPalette> buildColorPalette() {
         ColorPalette colorPalette = new ColorPaletteBuilder().colors(new ViewBuilders().newFixedColor()
                         .name(AddYourFirstElement.COLOR_NAME)
                         .value("url(" + AddYourFirstElement.BASE64 + ") no-repeat center center / contain")
-                        .build())
+                        .build(),
+                        new ViewBuilders().newFixedColor()
+                                .name("actionGreen")
+                                .value("#466044")
+                                .build())
                 .build();
         return Optional.of(colorPalette);
     }
diff --git a/doc/content/modules/user-manual/assets/images/release-notes-diagram-sysml-icons-hamonization.png b/doc/content/modules/user-manual/assets/images/release-notes-diagram-sysml-icons-hamonization.png
new file mode 100644
index 0000000000000000000000000000000000000000..a2f46ee2955098d48b20d09cac39bc2f71c48d24
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diff --git a/doc/content/modules/user-manual/pages/release-notes/2026.11.0.adoc b/doc/content/modules/user-manual/pages/release-notes/2026.11.0.adoc
index b83ed5c1ef..84d445737f 100644
--- a/doc/content/modules/user-manual/pages/release-notes/2026.11.0.adoc
+++ b/doc/content/modules/user-manual/pages/release-notes/2026.11.0.adoc
@@ -37,6 +37,19 @@ The parsed elements are still imported, and the loading report identifies the sy
 
 == Improvements
 
+* In diagrams
+
+** Harmonize the SysML icons
++
+image::release-notes-diagram-sysml-icons-hamonization.png[New icons for ActionDefinition; ActionUsage; PartUsage; StateUsage; CaseUsage and ConstraintUsage graphical nodes, width=80%,height=80%]
+
+* In explorer:
+
+** Harmonize the SysML icons
++
+image::release-notes-explorer-sysml-icons-harmonization.png[New icons for ActionDefinition; ActionUsage; PartUsage; StateUsage; CaseUsage and ConstraintUsage explorer items, width=80%,height=80%]
+
+
 == Technical details
 
 * For technical details on this {product} release, including breaking changes, please refer to the https://github.com/eclipse-syson/syson/blob/main/CHANGELOG.adoc[changelog].