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Noun: color constancy
Usage: US (elsewhere: colour constancy)
  1. The tendency for a color to look the same under widely different viewing conditions
    "Color constancy allows us to perceive a red apple as red whether it's in daylight or artificial light";
    - colour constancy [Brit, Cdn]

Derived forms: color constancies

Type of: constancy, perceptual constancy

Encyclopedia: Color constancy