A metamer is a psychophysical color contrast between two patches of light that have identical sets of wavelengths but are perceived as different colors due to their surroundings.

Question

Quizplus · Accepted Answer

A metamer refers to a pair of light sources that appear identical in color to an observer, despite having different spectral power distributions; it is not about contrast or perception of different colors due to surroundings.

A Metamer Is a Psychophysical Color Contrast Between Two Patches