Why does kivy show me a white background instead of the real rgba number?

In this program i set the background color of Label to 6, 61, 81, 1 like this : background_color: 6, 61, 81, 1 canvas.before: Color: rgba:self.background_color but in the out put kivy show me white background. So I can not see the actual color that I set. code : import kivy from kivy.app import App… Read More Why does kivy show me a white background instead of the real rgba number?