# #b3640f

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

## Values

- Hex: `#b3640f`
- RGB: rgb(179, 100, 15)
- HSL: hsl(31, 85%, 38%)
- OKLCH: oklch(0.582 0.133 59.1)
- Relative luminance: 0.1873
- Nearest named color: Caramel (#af6f09, Δ 2.8) — https://brandsweets.com/colors/caramel
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/b3640f

## Tints & shades

- Tints (toward white): #d07311, #ec8313, #ee922f, #f0a14c, #f3b068, #f5bf84, #f7cda1, #fadcbd, #fcebd9, #fefaf6
- Shades (toward black): #a55c0d, #92510c, #84490b, #713f09, #633708, #552f07, #422505, #341d04, #211203, #130a02

## Harmonies

- Complementary: #0f5eb3
- Analogous: #b3110f, #b1b30f
- Triadic: #0fb364, #640fb3
- Split-complementary: #0fb1b3, #110fb3
- Tetradic: #0fb311, #0f5eb3, #b30fb1

## Colors that go with #b3640f

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

- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #b3640f: 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 #b3640f 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). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #b3640f in 4 real palettes, including Trailhead and Ember, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember), Maple (https://brandsweets.com/palettes/warm#maple), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #b3640f: 4 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), Estate (https://brandsweets.com/palettes/luxury#estate), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Bramble and BrandSweets's brand system put Champagne beside #b3640f, 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
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #b3640f 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), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b3640f: 7 real palettes, including Dyson's brand system and Dusk, as the accent. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Etsy (https://brandsweets.com/colors/brands/etsy-com), Postman (https://brandsweets.com/colors/brands/postman-com). — https://brandsweets.com/colors/denim
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #b3640f: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 4.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #af610e (4.63:1); AA: background → #080808 (4.53:1); AAA: text → #84490b (7.15:1)
- On black (#000000): 4.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #e27e12 (7.23:1)

## 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/b3640f-c4b59c-62c7cb-2d2c1f-f1eae9?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: "#b3640f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.