dev.omikuji/color·Media

Traditional Colors

Traditional color names (Japanese and 10 more cultures) with hex/RGB and sources; name a hex.

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$claude mcp add --transport http color https://color.omikuji.dev/mcp

Nothing to configure — it works as is.

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find_color
Look up traditional colors by name and get hex/RGB with sources. Accepts Japanese kanji (浅葱色), reading in hiragana or katakana (あさぎいろ), English (Asagi, Prussian Blue), with or without 色. Exact name matches come first.
nearest_colors
Given a hex code, return the closest traditional colors by CIEDE2000 color difference (delta_e). Use it to answer "what is this color called in Japanese tradition?".
list_colors
List colors filtered by culture, category (e.g. 青系, 赤系), era (e.g. 平安, 江戸) or tag. At most 50 per call.
list_cultures
List the cultures covered, with color counts and categories.