# A Design System to Prevent Problematic Colour Pairings

Canonical URL: https://colorcurio.us/library/nightingale-problematic-colour-pairings
Source type: Library entry
Resource URL: https://nightingaledvs.com/data-journalism-colour-accessibility/
Added: 2026-09-22

## Summary

How Economist Impact built its chart colors so no pair collapses under color-vision deficiency.

- Resource: [A Design System to Prevent Problematic Colour Pairings](https://nightingaledvs.com/data-journalism-colour-accessibility/)
- By: Ben Willers
- Kind: writing (article)
- Level: intermediate
- Tags: accessibility, data-viz, design-systems, designer, tutorial

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