Internal helper to set the axes label color

def _update_axes_color(self, color):
        """Internal helper to set the axes label color"""
        prop_x = self.axes_actor.GetXAxisCaptionActor2D().GetCaptionTextProperty()
        prop_y = self.axes_actor.GetYAxisCaptionActor2D().GetCaptionTextProperty()
        prop_z = self.axes_actor.GetZAxisCaptionActor2D().GetCaptionTextProperty()
        if color is None:
            color = rcParams['font']['color']
        color = parse_color(color)
        for prop in [prop_x, prop_y, prop_z]:
            prop.SetColor(color[0], color[1], color[2])
            prop.SetShadow(False)
        return