Abney effect


Also found in: Wikipedia.

Abney effect

[′ab·nē ə′fekt]
(optics)
A shift in the apparent hue of a light which occurs as colored light is desaturated by the addition of white light.
References in periodicals archive ?
Research focusing on the Abney effect (i.e., Kurtenbacket et al., 1984; McAdam, 1950) and the Bezold-Bruke effect (see, for example, Boynton & Gordon, 1965; Valverg et al., 1991; Pridmore, 1999a, b) show that stimuli with the same [[lambda].sub.D] can be perceived with different hues when differing in saturation (the Abney effect) or in intensity (the Bezold-Bruke effect).
Change in hue of spectral colors by dilution with white light (Abney effect).