Categorical Color Structure Persists in Color Vision Deficiency
Aimee Martin, Doris I. Braun, Karl R. Gegenfurtner
Red-green color-deficient observers sorting 450 Munsell chips into eleven basic categories retained structured categories; agreement, retest reliability and prototype stability fell stepwise from trichromats through anomalous trichromats to dichromats.
bioRxiv · Sep 22, 2026 · PreprintNeuroscience✦ In-depth digest