# Sim Daltonism

Canonical URL: https://colorcurio.us/library/sim-daltonism
Source type: Library entry
Resource URL: https://michelf.ca/projects/sim-daltonism/
Added: 2026-09-27

## Summary

A floating macOS and iOS window that simulates color-vision deficiency over whatever is beneath it.

- Resource: [Sim Daltonism](https://michelf.ca/projects/sim-daltonism/)
- By: Michel Fortin
- Kind: accessibility (tool)
- Level: beginner
- Tags: accessibility, designer, scientist, interactive, desktop

## In collections

- [Colorblind-Safe Workflows](https://colorcurio.us/library/collections/colorblind-safe-workflows)

[Back to the library](https://colorcurio.us/library)