# Understanding LMS-based Color Blindness Simulations

Canonical URL: https://colorcurio.us/library/daltonlens-cvd-simulation
Source type: Library entry
Resource URL: https://daltonlens.org/understanding-cvd-simulation/
Added: 2026-09-27

## Summary

How CVD simulators work — Brettel, Viénot, Machado — and where open-source versions get the math wrong.

Read it before trusting any simulator, including the one built into your design tool.

- Resource: [Understanding LMS-based Color Blindness Simulations](https://daltonlens.org/understanding-cvd-simulation/)
- By: Nicolas Burrus
- Published: 2021
- Kind: accessibility (article)
- Level: advanced
- Tags: accessibility, perception, developer, scientist, tutorial

## In collections

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

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