Such effects of assimilation are also observed when, for example, one strongly red patch in a painting brings out subtly red components in the colors around it.
Keith Haring, Learn to how to put the cherry on top.
As to color, red is heavier than blue, and bright colors are heavier than dark ones.
I don't want any colour to be noticeable. Full, saturated colours have an emotional significance I want to avoid.
Lucian Freud, Color figure drawings, wet and windy, like the barberís cat.