Color Blindness Simulator

Preview how colors appear to people with protanopia, deuteranopia, tritanopia, and achromatopsia.

Hex color

Vision simulations

#6366f1

Normal Vision

Standard trichromatic color vision with all three cone types functioning normally.

~92% of population

#6464cf

Protanopia

Red-blind. Missing or non-functioning L-cones. Reds appear dark; red-green confusion is common.

~1% of males, 0.01% of females

#6464c7

Deuteranopia

Green-blind. Missing or non-functioning M-cones. Most common form; greens and reds appear similar.

~1% of males, 0.01% of females

#6ab5af

Tritanopia

Blue-blind. Missing or non-functioning S-cones. Blues appear green; yellows appear violet or red.

~0.003% of population

#757575

Achromatopsia

Total color blindness. No functioning cone cells — vision is entirely in grayscale.

~0.003% of population

Palette tester

Enter up to 6 colors to see how your full palette looks under each vision type.

Normal

Protanopia

Deuteranopia

Tritanopia

Achromato.