# #b291cf

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

## Values

- Hex: `#b291cf`
- RGB: rgb(178, 145, 207)
- HSL: hsl(272, 39%, 69%)
- OKLCH: oklch(0.709 0.095 308.4)
- Relative luminance: 0.3422
- Nearest named color: Fleur-De-Lis (#b090c7, Δ 1.214) — https://brandsweets.com/colors/fleur-de-lis
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b291cf

## Tints & shades

- Tints (toward white): #b99cd3, #c1a6d8, #c8b1dd, #d0bce1, #d7c6e6, #dccde9, #e4d8ee, #ebe3f3, #f3edf7, #faf8fc
- Shades (toward black): #a37cc5, #9263bb, #834eb1, #714398, #613a83, #4e2f6a, #3f2555, #2c1a3c, #1d1127, #0a060e

## Harmonies

- Complementary: #aecf91
- Analogous: #9391cf, #cf91cd
- Triadic: #cfb291, #91cfb2
- Split-complementary: #cdcf91, #91cf93
- Tetradic: #cf9391, #aecf91, #91cdcf

## Colors that go with #b291cf

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 #b291cf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #b291cf in 4 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #b291cf in 4 real palettes, including 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), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/emerald-green
- **Midnight Blue** #191970 [pool] — 6 real palettes, including First Snow and Open House put Midnight Blue beside #b291cf, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Open House (https://brandsweets.com/palettes/clean#open-house), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #b291cf: 5 real palettes, including First Snow and Crypto.com's brand system, as the accent. Seen in: 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), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #b291cf in 4 real palettes, including Sephora's brand system and Roblox's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #b291cf in 10 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), Stone (https://brandsweets.com/palettes/neutral#stone), Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/taupe
- **Dark Sea Green** #8fbc8f [harmony: complementary] — Dark Sea Green sits directly opposite #b291cf 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/darkseagreen

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

- On white (#ffffff): 2.68:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8f5fb9 (4.66:1); AA: background → #363636 (4.51:1); AAA: text → #714398 (7.1:1); AAA: background → #0f0f0f (7.16:1)
- On black (#000000): 7.84:1 — AA pass, AA-large pass, AAA pass

## 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/b291cf-b69cc4-c5cb62-2d1f2d-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: "#b291cf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.