BRIGHTNESS CONTRAST By Nugent, Pam M.S. - April 7, 2013 n. an enhanced difference in the degree of brightness perceived between two objects as a result of viewing them side by side or simultaneously. Also called simultaneous lightness contrast. BRIGHTNESS CONTRAST: "To illustrate brightness contrast, see how a white-colored object looks more vivid on a black background rather than on a gray one." Related Psychology Terms BRIGHTNESS CONSTANCY SIMULTANEOUS CONTRAST BRIGHTNESS DISCRIMINATION BRIGHTNESS PERCEPTION SUCCESSIVE CONTRAST BRIGHTNESS THRESHOLD BRIGHTNESS PERCEPTION BRIL SCALE BRILLIANCE MACH BANDS Cite this page: Nugent, Pam M.S., "BRIGHTNESS CONTRAST," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/brightness-contrast/ (accessed June 28, 2017).