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Color Blindness Simulator
color · blindness · accessibility · vision · simulate
Test a color
Original
#3B82F6
Deuteranopia
#8173D3
Color palette simulation
Top: original — Bottom: simulated
How to use
- 1
Choose a color-vision type.
- 2
Pick a color to compare original vs simulated.
- 3
Use the palette to see how many colors shift.
FAQ
Is this tool free?
Yes — no sign-up, no installation, completely free to use right away.
What is this tool?
This tool simulates how your colors look to people with different types of color blindness. It's a valuable check for designing inclusive, accessible visuals. Everything runs in your browser.