# #81563b

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

## Values

- Hex: `#81563b`
- RGB: rgb(129, 86, 59)
- HSL: hsl(23, 37%, 37%)
- OKLCH: oklch(0.494 0.07 52.6)
- Relative luminance: 0.1164
- Nearest named color: Cold Brew Coffee (#785736, Δ 1.864) — https://brandsweets.com/colors/cold-brew-coffee
- Moods: warm
- Page: https://brandsweets.com/colors/81563b

## Tints & shades

- Tints (toward white): #966445, #ab724f, #b78262, #c09377, #cca68f, #d5b7a4, #dfc8b9, #e9d8ce, #f2e9e3, #fcf9f8
- Shades (toward black): #774f37, #694630, #5e3f2b, #543827, #493122, #3b281b, #312116, #261a12, #18100b, #0e0906

## Harmonies

- Complementary: #3b6681
- Analogous: #813b44, #81793b
- Triadic: #3b8156, #563b81
- Split-complementary: #3b8179, #3b4481
- Tetradic: #44813b, #3b6681, #793b81

## Colors that go with #81563b

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 #81563b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github), Console Light (https://brandsweets.com/palettes/technical#console-light), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #81563b, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #81563b: 4 real palettes, including Bakery and Clay & Linen, as the accent. Seen in: Bakery (https://brandsweets.com/palettes/warm#bakery), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Rust** #b7410e [pool] — Rust shows up next to #81563b in 5 real palettes, including Magazine Ochre and Aesop's brand system, as the lead colour. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Aesop (https://brandsweets.com/colors/brands/aesop-com), Harvest (https://brandsweets.com/palettes/warm#harvest), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #81563b: 7 real palettes, including Homestead and Darkroom, as the supporting colour. Seen in: Homestead (https://brandsweets.com/palettes/warm#homestead), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sage-green
- **Slate Gray** #708090 [pool] — 5 real palettes, including Bookshop and Clay & Linen put Slate Gray beside #81563b, as the supporting colour. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/slategray
- **Tan** #d2b48c [pool] — Tan is paired with #81563b in 4 real palettes, including Sepia Mono and Desert Road, as the accent. Seen in: Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/tan
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #81563b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.31:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #774f37 (7.1:1)
- On black (#000000): 3.33:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9d6948 (4.55:1); AA: background → #dbdbdb (4.56:1); AAA: text → #bc8b6c (7.05:1)

## 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/81563b-c4b09c-62cbc0-2d2b1f-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: "#81563b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.