diff --git a/bec_widgets/widgets/toolbar/toolbar.py b/bec_widgets/widgets/toolbar/toolbar.py
index ed20da82..34bea3b2 100644
--- a/bec_widgets/widgets/toolbar/toolbar.py
+++ b/bec_widgets/widgets/toolbar/toolbar.py
@@ -50,19 +50,19 @@ class ModularToolBar(QToolBar):
     """Modular toolbar with optional automatic initialization.
     Args:
         parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
-        auto_init (bool, optional): If True, automatically populates the toolbar based on the parent widget.
+        actions (list[ToolBarAction], optional): A list of action creators to populate the toolbar. Defaults to None.
+        target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
+        color (str, optional): The background color of the toolbar. Defaults to "black".
     """
 
-    def __init__(self, parent=None, actions=None, target_widget=None):
+    def __init__(self, parent=None, actions=None, target_widget=None, color: str = "black"):
         super().__init__(parent)
 
-        self.setStyleSheet("QToolBar { background: transparent; }")
-        self.setIconSize(QSize(20, 20))
         self.widgets = defaultdict(dict)
+        self.set_background_color(color)
 
         if actions is not None and target_widget is not None:
             self.populate_toolbar(actions, target_widget)
-        # QTimer.singleShot(0, lambda :self.set_manual_actions(actions, target_widget))
 
     def populate_toolbar(self, actions: dict, target_widget):
         """Populates the toolbar with a set of actions.
@@ -75,3 +75,10 @@ class ModularToolBar(QToolBar):
         for action_id, action in actions.items():
             action.add_to_toolbar(self, target_widget)
             self.widgets[action_id] = action
+
+    def set_background_color(self, color: str):
+        self.setStyleSheet(f"QToolBar {{ background: {color}; }}")
+        self.setIconSize(QSize(20, 20))
+        self.setMovable(False)
+        self.setFloatable(False)
+        self.setContentsMargins(0, 0, 0, 0)