# #a05b37

A color — warm. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a05b37`
- RGB: rgb(160, 91, 55)
- HSL: hsl(21, 49%, 42%)
- OKLCH: oklch(0.543 0.104 47.2)
- Relative luminance: 0.1523
- Nearest named color: sienna (#a0522d, Δ 2.103) — https://brandsweets.com/colors/sienna
- Moods: warm
- Page: https://brandsweets.com/colors/a05b37

## Tints & shades

- Tints (toward white): #b6683e, #c2764c, #ca8763, #d09676, #d8a78d, #e0b9a4, #e6c7b7, #eed9ce, #f5e8e1, #fcf9f7
- Shades (toward black): #905331, #814a2c, #764328, #673b23, #57321e, #482919, #392114, #2e1a10, #1e110a, #0f0905

## Harmonies

- Complementary: #377ba0
- Analogous: #a03746, #a09037
- Triadic: #37a05b, #5b37a0
- Split-complementary: #37a090, #3746a0
- Tetradic: #46a037, #377ba0, #9037a0

## Colors that go with #a05b37

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

- **Denim** #1560bd [harmony, pool: split] — Denim is a split-complement of #a05b37: 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), Etsy (https://brandsweets.com/colors/brands/etsy-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Campbell's (https://brandsweets.com/colors/brands/campbells-com). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #a05b37 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). — https://brandsweets.com/colors/teal
- **Champagne** #f7e7ce [pool] — 6 real palettes, including BrandSweets's brand system and Bramble put Champagne beside #a05b37. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Bramble (https://brandsweets.com/palettes/muted#bramble), 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 #a05b37 in 6 real palettes, including BrandSweets's brand system and Magazine Ochre. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #a05b37 in 6 real palettes, including Bookshop and Trailhead, as the accent. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Fireside (https://brandsweets.com/palettes/dark#fireside), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/hunter-green
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a05b37 in 4 real palettes, including Wayfair's brand system and Zed's brand system, as the supporting colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Zed (https://brandsweets.com/colors/brands/zed-dev), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #a05b37: 7 real palettes, including Olive Grove and Homestead, as the supporting colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Homestead (https://brandsweets.com/palettes/warm#homestead), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/sage-green
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a05b37: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 5.19:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #814a2c (7.12:1)
- On black (#000000): 4.05:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ab623b (4.54:1); AA: background → #f0f0f0 (4.55:1); AAA: text → #ca8763 (7.16:1)

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a05b37-c4af9c-62cbbd-2d2a1f-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: "#a05b37" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.