KnowraTrichromacyLinked fromLinked fromThe 15 pages that link to Trichromacy, each with the reason it gives.All 15Related 9Narrower topic 3Compared with 3MetamerismNarrower topic: Three receptor classes mean only three numbers represent any spectrum, making metamers inevitable.Opponent process theoryNarrower topic: The theory's historical debate concerns how trichromatic inputs relate to opponent outputs.Young–Helmholtz theoryNarrower topic: The theory is a foundational account of trichromatic color vision.