# #b366d1

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

## Values

- Hex: `#b366d1`
- RGB: rgb(179, 102, 209)
- HSL: hsl(283, 54%, 61%)
- OKLCH: oklch(0.639 0.171 315.7)
- Relative luminance: 0.2369
- Nearest named color: Lavender (#b56edc, Δ 2.245) — https://brandsweets.com/colors/lavender-2
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b366d1

## Tints & shades

- Tints (toward white): #bb76d6, #c081d9, #c891de, #d0a1e3, #d8b0e8, #debceb, #e6ccf0, #eddcf4, #f3e7f8, #fbf7fd
- Shades (toward black): #a74eca, #9d3bc4, #8a34ad, #782d95, #682782, #55206a, #421952, #2f123b, #1f0c27, #0d0510

## Harmonies

- Complementary: #84d166
- Analogous: #7d66d1, #d166ba
- Triadic: #d1b366, #66d1b3
- Split-complementary: #bad166, #66d17d
- Tetradic: #d17d66, #84d166, #66bad1

## Colors that go with #b366d1

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #b366d1 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/olivedrab
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b366d1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #b366d1: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #b366d1: 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 #b366d1 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 Violet** #8a2be2 [pool] — Blue Violet is paired with #b366d1 in two real palettes: ClickUp's brand system and Klarna US's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b366d1: two real palettes: Hasbro's brand system and Linkedin's brand system, as the supporting colour. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #b366d1 in two real palettes: monday.com's brand system and Mastodon hosted on mastodon.social's brand system, as the lead colour. Seen in: 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

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

- On white (#ffffff): 3.66:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a74eca (4.58:1); AA: background → #1f1f1f (4.5:1); AAA: text → #8431a5 (7.09:1)
- On black (#000000): 5.74:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #bf7dd8 (7.14:1)

## Fonts for this mood

- 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/b366d1-bb9fc1-b2cb62-2d1f2b-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: "#b366d1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.