# #c371ef

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

## Values

- Hex: `#c371ef`
- RGB: rgb(195, 113, 239)
- HSL: hsl(279, 80%, 69%)
- OKLCH: oklch(0.689 0.193 312.4)
- Relative luminance: 0.2964
- Nearest named color: Illicit Purple (#bf77f6, Δ 1.598) — https://brandsweets.com/colors/illicit-purple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/c371ef

## Tints & shades

- Tints (toward white): #c97ef1, #cf8cf2, #d49af4, #daa8f5, #e0b6f7, #e4bff8, #eacdf9, #efdafb, #f5e8fc, #fbf6fe
- Shades (toward black): #b755ec, #aa35e9, #9e19e6, #8816c5, #7513aa, #5f0f8a, #4c0c6e, #36094e, #230632, #0d0212

## Harmonies

- Complementary: #9def71
- Analogous: #8471ef, #ef71dc
- Triadic: #efc371, #71efc3
- Split-complementary: #dcef71, #71ef84
- Tetradic: #ef8471, #9def71, #71dcef

## Colors that go with #c371ef

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, pool: complementary] — Medium Sea Green sits directly opposite #c371ef on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #c371ef: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com). — https://brandsweets.com/colors/charcoal
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #c371ef in 3 real palettes, including Obsidian's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), monday.com (https://brandsweets.com/colors/brands/monday-com). — https://brandsweets.com/colors/mediumslateblue
- **Light Sea Green** #20b2aa [harmony, pool: triadic] — Light Sea Green completes a triad with #c371ef — 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 #c371ef: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Amber** #ffbf00 [pool] — Amber is paired with #c371ef in two real palettes: Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — Two real palettes: Canva's brand system and Spotify's brand system put Blue beside #c371ef, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #c371ef in two real palettes: Obsidian's brand system and Supabase's brand system, as the accent. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 3.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ac3ae9 (4.63:1); AA: background → #2b2b2b (4.67:1); AAA: text → #8816c5 (7.08:1)
- On black (#000000): 6.93:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c575f0 (7.18:1)

## 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/c371ef-b99fc1-b9cb62-2d1f2c-ebe9f1?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: "#c371ef" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.