# #a7451b

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

## Values

- Hex: `#a7451b`
- RGB: rgb(167, 69, 27)
- HSL: hsl(18, 72%, 38%)
- OKLCH: oklch(0.515 0.14 41.2)
- Relative luminance: 0.1255
- Nearest named color: Barbarossa (#a84734, Δ 2.25) — https://brandsweets.com/colors/barbarossa
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a7451b

## Tints & shades

- Tints (toward white): #c1501f, #db5b24, #e06e3e, #e48258, #e89673, #ecaa8d, #f1bda7, #f5d1c2, #f9e5dc, #fef8f6
- Shades (toward black): #9a4019, #883816, #7b3314, #692c11, #5c260f, #4f210d, #3d190a, #301408, #1f0d05, #120703

## Harmonies

- Complementary: #1b7da7
- Analogous: #a71b37, #a78b1b
- Triadic: #1ba745, #451ba7
- Split-complementary: #1ba78b, #1b37a7
- Tetradic: #37a71b, #1b7da7, #8b1ba7

## Colors that go with #a7451b

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

- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #a7451b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com), Huawei (https://brandsweets.com/colors/brands/huawei-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [harmony, pool: split] — Denim is a split-complement of #a7451b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #a7451b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Saffron (https://brandsweets.com/palettes/warm#saffron), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #a7451b in 4 real palettes, including Ember and Trailhead, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Maple (https://brandsweets.com/palettes/warm#maple), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Champagne** #f7e7ce [pool] — 5 real palettes, including BrandSweets's brand system and Woodsmoke put Champagne beside #a7451b. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #a7451b in 6 real palettes, including Olive Grove and BrandSweets's brand system, as the lead colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #a7451b in 5 real palettes, including Fireside and Trailhead, as the supporting colour. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bookshop (https://brandsweets.com/palettes/editorial#bookshop). — https://brandsweets.com/colors/hunter-green
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a7451b: 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), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 5.98:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #953e18 (7.05:1)
- On black (#000000): 3.51:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c55220 (4.6:1); AA: background → #e0e0e0 (4.53:1); AAA: text → #e2784b (7.02:1)

## Curated palettes containing it

- **Olive Grove** (muted, warm, elegant) — #6b6b2e, #a8a670, #a1421f, #f6f3ea, #2c2a22 — Olive and straw with a rust accent — Mediterranean and unhurried; good for food, wine and hospitality. — tool: https://brandsweets.com/palettes/new/6b6b2e-a8a670-a1421f-f6f3ea-2c2a22 — collection: https://brandsweets.com/palettes/muted

## 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/a7451b-c4ad9c-62cbb8-2d291f-f1e9eb?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: "#a7451b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.