# #9181bb

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

## Values

- Hex: `#9181bb`
- RGB: rgb(145, 129, 187)
- HSL: hsl(257, 30%, 62%)
- OKLCH: oklch(0.64 0.087 296.5)
- Relative luminance: 0.2531
- Nearest named color: Magic Carpet (#9488be, Δ 1.929) — https://brandsweets.com/colors/magic-carpet
- Moods: cool, muted
- Page: https://brandsweets.com/colors/9181bb

## Tints & shades

- Tints (toward white): #9d8ec2, #a698c8, #b1a5cf, #baafd4, #c5bddb, #d1cae2, #dad4e8, #e5e1ef, #eeebf4, #f9f8fb
- Shades (toward black): #806db0, #6f59a6, #645095, #574681, #493b6d, #3c305a, #2f2546, #231d35, #161221, #09070d

## Harmonies

- Complementary: #abbb81
- Analogous: #818ebb, #af81bb
- Triadic: #bb9281, #81bb92
- Split-complementary: #bbaf81, #8ebb81
- Tetradic: #bb818e, #abbb81, #81bbaf

## Colors that go with #9181bb

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 #9181bb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #9181bb in 4 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Denim** #1560bd [pool] — Designers have shipped Denim with #9181bb: 4 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Campus (https://brandsweets.com/palettes/friendly#campus), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Plaid's brand system and Open House put Midnight Blue beside #9181bb, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), Marvel (https://brandsweets.com/colors/brands/marvel-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #9181bb: 4 real palettes, including Ink Wash and First Snow, as the lead colour. Seen in: Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/powderblue
- **Taupe** #483c32 [pool] — Taupe is paired with #9181bb in 11 real palettes, including Dusk and Retool's brand system, as the text colour against it. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Retool (https://brandsweets.com/colors/brands/retool-com), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/taupe
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #9181bb 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
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #9181bb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 3.46:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7d6aaf (4.61:1); AA: background → #212121 (4.65:1); AAA: text → #5f4d8f (7.13:1)
- On black (#000000): 6.06:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9d8ec2 (7.08:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/9181bb-ac9cc4-dfc24e-291f2d-e9ebf1?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: "#9181bb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.