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Dichromacy Test

Each question shows two color panels. Decide whether they look the same or different to you. Distinguishes protanopia, deuteranopia, and tritanopia from each other.

20
PLATES
4 min
DURATION

Instructions

  • ✦  Two color panels will be shown side by side
  • ✦  Answer whether they look the same or different
  • ✦  If different — which one looks more red, green, or blue?
  • ✦  Answer your first instinct — don't overthink
  • ✦  20 questions, takes about 4 minutes
Children's Test →
⚠️ For clinical diagnosis, consult a licensed optometrist.