Color Blindness Simulator
Simulate color vision deficiency
100% private — everything stays in your browser
Drag & drop files here or click to browse
Select one file — or Ctrl+V to paste
How to use Color Blindness Simulator
- 1 Pick your color — Use the color picker or enter a color value above to get started.
- 2 Adjust your settings — Use the interactive controls to fine-tune colors, adjust values, or configure options.
- 3 Copy the result — Copy the generated color codes (HEX, RGB, HSL) or CSS output. Everything runs locally in your browser.
Frequently asked questions
- Is there a file size limit?
- There's no server-imposed limit since everything runs on your device. The practical limit depends on your browser's available memory — most files up to a few hundred MB work fine.