Pairs refer to the combination of two opposing retinal processes that are involved in color vision. These pairs include red-green, yellow-blue, and white-black.
Related terms
Opposing retinal processes: This term refers to the idea that certain colors (such as red and green) are perceived as opposites due to their opposing effects on the retina.
Color vision: Color vision is the ability to perceive and distinguish different colors based on light wavelengths.