---
title: "'What Color Is This' app"
url: https://perrotta.dev/2026/05/what-color-is-this-app/
last_updated: 2026-05-19
---


["Do one thing and do it well"](https://en.wikipedia.org/wiki/Unix_philosophy), they said.

→ [**What Color Is This**](https://apps.apple.com/us/app/what-color-is-this/id6767490668) (iOS only).

Via [Kottke](https://kottke.org/26/05/0048959-what-color-is-this).