A blue disc appears less saturated when on a blue background than when on a yellow background. This effect is known as:

Question

Quizplus · Accepted Answer

The effect described is known as color contrast, which occurs when the colors surrounding a target color affect how it is perceived by the viewer. In this case, the blue disc appears less saturated (or less intense) when surrounded by a blue background because the same color is being presented in different intensities, leading to a decrease in contrast.

A Blue Disc Appears Less Saturated When on a Blue