# #b37bbc

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

## Values

- Hex: `#b37bbc`
- RGB: rgb(179, 123, 188)
- HSL: hsl(292, 33%, 61%)
- OKLCH: oklch(0.662 0.112 321.8)
- Relative luminance: 0.2738
- Nearest named color: Berries Galore (#ab7cb4, Δ 1.86) — https://brandsweets.com/colors/berries-galore
- Moods: cool, muted
- Page: https://brandsweets.com/colors/b37bbc

## Tints & shades

- Tints (toward white): #bb88c3, #c192c8, #c9a0cf, #d1aed6, #d8bbdd, #dec5e2, #e6d3e9, #eee0f0, #f3ebf5, #fbf8fc
- Shades (toward black): #a866b2, #9e55aa, #8b4b95, #784181, #693870, #562e5c, #432447, #301a33, #201122, #0d070e

## Harmonies

- Complementary: #83bc7b
- Analogous: #937bbc, #bc7ba4
- Triadic: #bcb47b, #7bbcb4
- Split-complementary: #a4bc7b, #7bbc93
- Tetradic: #bc937b, #83bc7b, #7ba4bc

## Colors that go with #b37bbc

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b37bbc: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: complementary] — Medium Sea Green sits directly opposite #b37bbc 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), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/mediumseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #b37bbc in 3 real palettes, including Blueprint and Mastodon hosted on mastodon.social's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #b37bbc in 3 real palettes, including Ledger Dark and Open House, as the lead colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Open House (https://brandsweets.com/palettes/clean#open-house), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #b37bbc in 3 real palettes, including Obsidian's brand system and Lavender Haze, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/mediumslateblue
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Plaid's brand system and Lavender Haze put Midnight Blue beside #b37bbc, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #b37bbc in 3 real palettes, including Obsidian's brand system and Dusk, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Dusk (https://brandsweets.com/palettes/cool#dusk), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/taupe
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #b37bbc: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 3.24:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a059ab (4.65:1); AA: background → #262626 (4.67:1); AAA: text → #7c4384 (7.02:1)
- On black (#000000): 6.48:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b985c1 (7.19:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/b37bbc-c09fc1-a3cb62-2d1f29-ece9f1?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: "#b37bbc" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.