Finally, regarding the perception of chroma, the following two principles should be considered: 1. Chroma is strongest against a color of the same hue, weakest against a color of complementary hue, and 2. Strong value contrasts tend to overpower and weaken differences in chroma, so that a dark color looks stronger in chroma against black than against white; and a light color behaves in just the opposite way.

1.		2.