Fill Colour auf a Rectangle

[Mario]

I'm looking for an example to change the fill color of a rectangle. For example, when changing a boolean from 0 to 1, the content of the rectangle should change from red to green. furthermore, the rectangle should be adaptable in size.

[hotNipi]

Found an example for you

Created color box in dashboard

I want to choice box color in dashboard. <div style="background-color: red; padding: 10px; margin: 0 auto; width:10px;"> </div> This is my template. I want to change background-color red to green. When I got a data, I want to flexible to change red to green. I used switch, but two color box in my dashboard. Help me please.