diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
index bb80c2e2e1c..bd3994400ba 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
@@ -1221,7 +1221,15 @@ ValuesChangedCommand NodeInstanceServer::createValuesChangedCommand(const QVecto
 
         if (instance.isValid()) {
             QVariant propertyValue = instance.property(propertyName);
-            if (QMetaType::isRegistered(propertyValue.userType()) && supportedVariantType(propertyValue.type())) {
+            bool isValid = QMetaType::isRegistered(propertyValue.userType())
+                    && supportedVariantType(propertyValue.type());
+            if (!isValid && propertyValue.userType() == 0) {
+                // If the property is QVariant type, invalid variant can be a valid value
+                const QMetaObject *mo = instance.internalObject()->metaObject();
+                const int idx = mo->indexOfProperty(propertyName);
+                isValid = idx >= 0 && mo->property(idx).userType() == QMetaType::QVariant;
+            }
+            if (isValid) {
                 valueVector.append(PropertyValueContainer(instance.instanceId(), propertyName,
                                                           propertyValue, PropertyName()));
             }
diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/LineEdit.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/LineEdit.qml
index 4e2b1a2c1af..93a0878d377 100644
--- a/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/LineEdit.qml
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/LineEdit.qml
@@ -76,13 +76,13 @@ StudioControls.TextField {
         id: colorLogic
         backendValue: lineEdit.backendValue
         onValueFromBackendChanged: {
-            if (colorLogic.valueFromBackend === undefined)
-                return
-
-            if (writeValueManually) {
-                lineEdit.text = convertColorToString(colorLogic.valueFromBackend)
+            if (colorLogic.valueFromBackend === undefined) {
+                lineEdit.text = ""
             } else {
-                lineEdit.text = colorLogic.valueFromBackend
+                if (writeValueManually)
+                    lineEdit.text = convertColorToString(colorLogic.valueFromBackend)
+                else
+                    lineEdit.text = colorLogic.valueFromBackend
             }
             __dirty = false
         }
diff --git a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorvalue.cpp b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorvalue.cpp
index 6602cf36317..c37549e074a 100644
--- a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorvalue.cpp
+++ b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorvalue.cpp
@@ -167,7 +167,7 @@ void PropertyEditorValue::setValue(const QVariant &value)
     fixAmbigousColorNames(modelNode(), name(), &m_value);
     fixUrl(modelNode(), name(), &m_value);
 
-    if (m_value.isValid() && !colorsEqual)
+    if (!colorsEqual)
         emit valueChangedQml();
 
     emit isExplicitChanged();