# #81663b

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

## Values

- Hex: `#81663b`
- RGB: rgb(129, 102, 59)
- HSL: hsl(37, 37%, 37%)
- OKLCH: oklch(0.527 0.069 78)
- Relative luminance: 0.1449
- Nearest named color: Autumn Gold (#7d623c, Δ 1.429) — https://brandsweets.com/colors/autumn-gold
- Moods: warm
- Page: https://brandsweets.com/colors/81663b

## Tints & shades

- Tints (toward white): #967745, #ab884f, #b79662, #c0a477, #ccb48f, #d5c2a4, #dfd0b9, #e9dece, #f2ece3, #fcfaf8
- Shades (toward black): #775e37, #695330, #5e4b2b, #544227, #493a22, #3b2f1b, #312716, #261e12, #18130b, #0e0b06

## Harmonies

- Complementary: #3b5681
- Analogous: #81443b, #79813b
- Triadic: #3b8166, #663b81
- Split-complementary: #3b7981, #443b81
- Tetradic: #3b8144, #3b5681, #813b79

## Colors that go with #81663b

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 #81663b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Woodsmoke and Coffee Bar put Champagne beside #81663b, as that palette's text colour. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Bramble (https://brandsweets.com/palettes/muted#bramble), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #81663b: 5 real palettes, including Clay & Linen and Bakery, as the lead colour. Seen in: Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Bakery (https://brandsweets.com/palettes/warm#bakery), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #81663b: 6 real palettes, including Dyson's brand system and Intel's brand system, as the accent. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #81663b in 5 real palettes, including Subaru's brand system and GitHub's brand system, as the supporting colour. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Slate Workspace (https://brandsweets.com/palettes/minimal#slate-workspace). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [pool] — Rust shows up next to #81663b in 4 real palettes, including Harvest and Aesop's brand system, as the lead colour. Seen in: Harvest (https://brandsweets.com/palettes/warm#harvest), Aesop (https://brandsweets.com/colors/brands/aesop-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #81663b: 7 real palettes, including Homestead and Olive Grove, as the supporting colour. Seen in: Homestead (https://brandsweets.com/palettes/warm#homestead), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/sage-green
- **Slate Blue** #6a5acd [harmony, pool: split] — Slate Blue is a split-complement of #81663b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/slateblue

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

- On white (#ffffff): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #695330 (7.29:1)
- On black (#000000): 3.9:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8f7242 (4.65:1); AA: background → #ebebeb (4.52:1); AAA: text → #b3915b (7.12:1)

## 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/81663b-c4b99c-62bdcb-2c2d1f-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: "#81663b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.