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Color Blind Simulator

Simulate 8 types of color vision deficiency (CVD) on your color palette with WCAG contrast check

Color Palette
NormalNormal vision
ProtanopiaRed-blind
DeuteranopiaGreen-blind
TritanopiaBlue-blind
ProtanomalyRed-weak
DeuteranomalyGreen-weak
TritanomalyBlue-weak
AchromatopsiaTotal color blindness
Contrast Ratio Check (WCAG)
Select colors to compare:vs
Vision TypePreviewRatioAAAA LargeAAAAAA Large
Normal
1.82:1FailFailFailFail
Protanopia
2.26:1FailFailFailFail
Deuteranopia
1.30:1FailFailFailFail
Tritanopia
1.82:1FailFailFailFail
Protanomaly
2.06:1FailFailFailFail
Deuteranomaly
1.49:1FailFailFailFail
Tritanomaly
1.82:1FailFailFailFail
Achromatopsia
1.83:1FailFailFailFail