# #c166f9

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c166f9`
- RGB: rgb(193, 102, 249)
- HSL: hsl(277, 92%, 69%)
- OKLCH: oklch(0.678 0.219 310.4)
- Relative luminance: 0.2768
- Nearest named color: Illicit Purple (#bf77f6, Δ 3.58) — https://brandsweets.com/colors/illicit-purple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/c166f9

## Tints & shades

- Tints (toward white): #c776f9, #cd85fa, #d393fb, #d9a2fb, #dfb1fc, #e3bafc, #e9c9fd, #efd8fd, #f5e7fe, #fbf5ff
- Shades (toward black): #b54af7, #a728f6, #9b0af5, #8509d3, #7308b5, #5d0693, #4a0576, #350353, #220236, #0c0114

## Harmonies

- Complementary: #9ff967
- Analogous: #7867f9, #f967e8
- Triadic: #f9c167, #67f9c1
- Split-complementary: #e8f967, #67f978
- Tetradic: #f97867, #9ff967, #67e8f9

## Colors that go with #c166f9

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Medium Sea Green** #3cb371 [harmony: complementary] — Medium Sea Green sits directly opposite #c166f9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/mediumseagreen
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #c166f9 in 3 real palettes, including Obsidian's brand system and monday.com's brand system, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), monday.com (https://brandsweets.com/colors/brands/monday-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/mediumslateblue
- **Light Sea Green** #20b2aa [harmony, pool: triadic] — Light Sea Green completes a triad with #c166f9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com). — https://brandsweets.com/colors/lightseagreen
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #c166f9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #c166f9: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Taupe** #483c32 [pool] — Taupe is paired with #c166f9 in two real palettes: Loom's brand system and Obsidian's brand system, as that palette's text colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Peru** #cd853f [harmony: triadic] — Peru completes a triad with #c166f9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/peru
- **Amber** #ffbf00 [pool] — Amber is paired with #c166f9 in Mastodon hosted on mastodon.social's brand system, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 3.21:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ad36f7 (4.52:1); AA: background → #292929 (4.53:1); AAA: text → #8509d3 (7.05:1)
- On black (#000000): 6.54:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c571f9 (7.1:1)

## Brands using this color

- **Loom** — accent #bf63f3 (Δ 1.077) — https://brandsweets.com/colors/brands/loom-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c166f9-b99cc4-bdcb62-2d1f2c-eae9f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#c166f9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.