diff --git a/NodeGraphQt/constants.py b/NodeGraphQt/constants.py
index 21fbe648..4d73ed80 100644
--- a/NodeGraphQt/constants.py
+++ b/NodeGraphQt/constants.py
@@ -228,23 +228,23 @@ class NodePropWidgetEnum(Enum):
     QDOUBLESPIN_BOX = 8
     #: Node property represented with a ColorPicker widget.
     COLOR_PICKER = 9
+    #: Node property represented with a ColorPicker (RGBA) widget.
+    COLOR4_PICKER = 10
     #: Node property represented with a Slider widget.
-    SLIDER = 10
+    SLIDER = 11
     #: Node property represented with a file selector widget.
-    FILE_OPEN = 11
+    FILE_OPEN = 12
     #: Node property represented with a file save widget.
-    FILE_SAVE = 12
+    FILE_SAVE = 13
     #: Node property represented with a vector2 widget.
-    VECTOR2 = 13
+    VECTOR2 = 14
     #: Node property represented with vector3 widget.
-    VECTOR3 = 14
+    VECTOR3 = 15
     #: Node property represented with vector4 widget.
-    VECTOR4 = 15
+    VECTOR4 = 16
     #: Node property represented with float line edit widget.
-    FLOAT = 16
+    FLOAT = 17
     #: Node property represented with int line edit widget.
-    INT = 17
+    INT = 18
     #: Node property represented with button widget.
-    BUTTON = 18
-    #: Node property represented with a ColorPickerRGBA widget.
-    COLOR4_PICKER = 19
+    BUTTON = 19
diff --git a/NodeGraphQt/custom_widgets/properties_bin/custom_widget_color_picker.py b/NodeGraphQt/custom_widgets/properties_bin/custom_widget_color_picker.py
index 35c4a51e..79d0813b 100644
--- a/NodeGraphQt/custom_widgets/properties_bin/custom_widget_color_picker.py
+++ b/NodeGraphQt/custom_widgets/properties_bin/custom_widget_color_picker.py
@@ -64,13 +64,13 @@ def set_value(self, value):
             self.value_changed.emit(self.toolTip(), value)
 
 
-class PropColorPickerRGBA(BaseProperty):
+class PropColorPickerRGBA(PropColorPickerRGB):
     """
     Color4 (rgba) picker widget for a node property.
     """
 
     def __init__(self, parent=None):
-        super(PropColorPickerRGBA, self).__init__(parent)
+        BaseProperty.__init__(self, parent)
         self._color = (0, 0, 0, 255)
         self._button = QtWidgets.QPushButton()
         self._vector = PropVector4()
@@ -85,22 +85,6 @@ def __init__(self, parent=None):
         layout.addWidget(self._button, 0, QtCore.Qt.AlignLeft)
         layout.addWidget(self._vector, 1, QtCore.Qt.AlignLeft)
 
-    def _on_vector_changed(self, _, value):
-        self._color = tuple(value)
-        self._update_color()
-        self.value_changed.emit(self.toolTip(), value)
-
-    def _on_select_color(self):
-        current_color = QtGui.QColor(*self.get_value())
-        alpha_option = QtWidgets.QColorDialog.ShowAlphaChannel
-        color = QtWidgets.QColorDialog.getColor(
-            current_color, self, options=alpha_option)
-        if color.isValid():
-            self.set_value(color.getRgb())
-
-    def _update_vector(self):
-        self._vector.set_value(self._color)
-
     def _update_color(self):
         c = [int(max(min(i, 255), 0)) for i in self._color]
         hex_color = '#{0:02x}{1:02x}{2:02x}{3:03x}'.format(*c)
@@ -116,10 +100,3 @@ def _update_color(self):
 
     def get_value(self):
         return self._color[:4]
-
-    def set_value(self, value):
-        if value != self.get_value():
-            self._color = value
-            self._update_color()
-            self._update_vector()
-            self.value_changed.emit(self.toolTip(), value)