White-black refers to one of the pairs of opposing retinal processes in color vision theory. It involves the perception of brightness and darkness, or lightness and darkness.
Related terms
Brightness-Darkness: This term refers to our perception of how light or dark an object appears.
Lightness-Darkness: Similar to brightness-darkness, this term also describes our perception of how light or dark an object is.
Luminance: Luminance is another term used to describe the intensity or brightness of light emitted by an object or scene.