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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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Claude Code v2.1.222 4 Aug 2026

Named ANSI colors backed by an object literal

Under the hood

Useful1 Signal0

Elsewhere

Terminal color names are stored differently; nothing changes for you.

What

The terminal color name list is now an object literal, with the lookup Set derived from its keys.

Details

Moved into a separate module init.

Evidence

magentaBright

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.222 →