# #bc66f5

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

## Values

- Hex: `#bc66f5`
- RGB: rgb(188, 102, 245)
- HSL: hsl(276, 88%, 68%)
- OKLCH: oklch(0.67 0.213 309.6)
- Relative luminance: 0.2679
- Nearest named color: Illicit Purple (#bf77f6, Δ 3.647) — https://brandsweets.com/colors/illicit-purple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/bc66f5

## Tints & shades

- Tints (toward white): #c274f6, #c882f7, #cf91f8, #d59ff9, #dbaefa, #e2bcfb, #e8cafc, #eed9fd, #f4e7fd, #fbf5fe
- Shades (toward black): #af49f3, #a027f1, #930feb, #7e0dc9, #6c0bad, #5a0990, #45076e, #330551, #1e0330, #0c0113

## Harmonies

- Complementary: #9ff566
- Analogous: #7466f5, #f566e7
- Triadic: #f5bc66, #66f5bc
- Split-complementary: #e7f566, #66f574
- Tetradic: #f57466, #9ff566, #66e7f5

## Colors that go with #bc66f5

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 #bc66f5 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 #bc66f5 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 #bc66f5 — 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 #bc66f5: 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 #bc66f5 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
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #bc66f5: 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 #bc66f5 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
- **Bronze** #cd7f32 [harmony: triadic] — Bronze completes a triad with #bc66f5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/bronze

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

- On white (#ffffff): 3.3:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a93af2 (4.59:1); AA: background → #262626 (4.58:1); AAA: text → #840dd3 (7.05:1)
- On black (#000000): 6.36:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c274f6 (7.12:1)

## Brands using this color

- **Loom** — accent #bf63f3 (Δ 0.774) — 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/bc66f5-b99cc4-bfcb62-2d1f2d-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: "#bc66f5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.