Color Blindness Simulator
See how your colors look to people with color vision deficiency. Test accessibility instantly.
100% Free Tool
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Types of Color Blindness
Protanopia
~1% of males
No red cones. Red appears dark. Difficulty distinguishing red, orange, and green.
Deuteranopia
~1% of males
No green cones. Most common type. Green and red look similar.
Tritanopia
~0.003% of population
No blue cones. Blue appears green. Yellow appears light gray or violet.
Achromatopsia
~0.003% of population
Complete color blindness. Only sees shades of gray. Extremely rare.
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