What is the 60 10 rule?
What is the 60 10 rule? When you choose a new color palette, 60% of the palette is dedicated to the dominant color — usually, we call it neutral. Secondary color, or complementary, makes up 30% of the palette, and a third color, accent one, is used for the remaining 10% of the design.
What are the forbidden colours?
Some subjects reported seeing the forbidden reddish greens and yellowish blues. Others saw hallucinatory textures, such as blue glitter on a yellow background.