# #bb631b

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#bb631b`
- RGB: rgb(187, 99, 27)
- HSL: hsl(27, 75%, 42%)
- OKLCH: oklch(0.592 0.138 53.8)
- Relative luminance: 0.1957
- Nearest named color: Boho Copper (#b96033, Δ 2.147) — https://brandsweets.com/colors/boho-copper
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/bb631b

## Tints & shades

- Tints (toward white): #d6711f, #e17e2d, #e58f48, #e89c5e, #ecad79, #f0bd94, #f3cbaa, #f7dbc5, #fae9db, #fefaf6
- Shades (toward black): #aa5a18, #985016, #8a4914, #784011, #67360f, #552d0c, #43230a, #361c08, #241305, #120903

## Harmonies

- Complementary: #1b73bb
- Analogous: #bb1b23, #bbb31b
- Triadic: #1bbb63, #631bbb
- Split-complementary: #1bbbb3, #1b23bb
- Tetradic: #23bb1b, #1b73bb, #b31bbb

## Colors that go with #bb631b

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 body-text near-black for #bb631b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Puma (https://brandsweets.com/colors/brands/puma-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #bb631b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Zed (https://brandsweets.com/colors/brands/zed-dev), OktaOkta on YoutubeOkta on XOkta on LinkedIn (https://brandsweets.com/colors/brands/okta-com), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: complementary] — Steel Blue sits directly opposite #bb631b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Substack (https://brandsweets.com/colors/brands/substack-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #bb631b in 5 real palettes, including Trailhead and Maple, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Maple (https://brandsweets.com/palettes/warm#maple), Ember (https://brandsweets.com/palettes/bold#ember), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #bb631b: 6 real palettes, including Clean Beauty and Dusk, as the lead colour. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine), Estate (https://brandsweets.com/palettes/luxury#estate). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Bramble and BrandSweets's brand system put Champagne beside #bb631b, as that palette's text colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #bb631b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #bb631b in 6 real palettes, including Magazine Ochre and Clay & Linen, as the supporting colour. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 4.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #b35e19 (4.63:1); AA: background → #0d0d0d (4.55:1); AAA: text → #864713 (7.18:1)
- On black (#000000): 4.91:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #e07b29 (7.03:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/bb631b-c4b39c-62cbc7-2d2c1f-f1e9ea?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: "#bb631b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.