The same phenomenon also applies to color blending. In a modern context this phenomenon is especially visible in UI elements that blur the background: Up until recently many UIs did not get the blurring right, resulting in greyish dark spots between different colors. I think CSS blurring in most browsers still gets it wrong.
https://www.youtube.com/watch?v=LKnqECcg6Gw (Computer Color is Broken, MinutePhysics)