Color Blindness Simulator — Test Your Colors for Accessibility

Your Colors (click to change)

#e74c3c

#2ecc71

#3498db

#f1c40f

#9b59b6

#e67e22

Normal VisionFull color vision

~92%

#e74c3c

#2ecc71

#3498db

#f1c40f

#9b59b6

#e67e22

ProtanopiaRed-blind, missing L-cones

~1.3% male

#b9b840

#90918e

#6e6fcd

#dfdf68

#8483a5

#c2c147

DeuteranopiaGreen-blind, missing M-cones

~1.2% male

#c0c941

#877c94

#6860ca

#e2e572

#878ba1

#c7ce4d

TritanopiaBlue-blind, missing S-cones

~0.01%

#e24344

#43a1a4

#3ec2bf

#ef878d

#999793

#e2595c

AchromatopsiaComplete color blindness

~0.003%

#929292

#a6a6a6

#8f8f8f

#cacaca

#7e7e7e

#a2a2a2

Frequently Asked Questions about Color Blindness

Is this tool free to use?▼

Yes, completely free with no usage limits, no account required, and no watermarks. All SnapTools are free forever.

Is my data safe?▼

All processing happens locally in your browser. Your data never leaves your device and is never sent to any server. You can verify this by using the tool offline.

Does this work on mobile?▼

Yes. SnapTools is fully responsive and works on smartphones, tablets, and desktop browsers. No app download needed.