# #663f24

A color — warm, dark, luxury, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#663f24`
- RGB: rgb(102, 63, 36)
- HSL: hsl(25, 48%, 27%)
- OKLCH: oklch(0.407 0.068 54.3)
- Relative luminance: 0.0651
- Nearest named color: Brunette (#664238, Δ 2.598) — https://brandsweets.com/colors/brunette
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/663f24

## Tints & shades

- Tints (toward white): #80502d, #9b6036, #b57140, #c38355, #ce9973, #d7ac8e, #e1c0a8, #ead3c3, #f3e6dd, #fcf9f7
- Shades (toward black): #5e3b21, #53341d, #4b2f1b, #442a18, #3c2615, #311e11, #2a1a0f, #22150c, #170e08, #0f0905

## Harmonies

- Complementary: #244a66
- Analogous: #662429, #666024
- Triadic: #24663f, #3f2466
- Split-complementary: #246660, #242966
- Tetradic: #296624, #244a66, #602466

## Colors that go with #663f24

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

- **Copper** #b87333 [pool] — Designers have shipped Copper with #663f24: 4 real palettes, including Bramble and Bakery, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Bakery (https://brandsweets.com/palettes/warm#bakery), Notion (https://brandsweets.com/colors/brands/notion), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #663f24 in 4 real palettes, including M&M's's brand system and Dunkin''s brand system, as the supporting colour. Seen in: M&M's (https://brandsweets.com/colors/brands/mms-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #663f24 in 4 real palettes, including Bookshop and Darkroom, as the accent. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/hunter-green
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #663f24: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #663f24: 9 real palettes, including Darkroom and Stone, as the supporting colour. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/sage-green
- **Steel Blue** #4682b4 [harmony: complementary] — Steel Blue sits directly opposite #663f24 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #663f24: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Cream** #fffdd0 [role] — Cream is the surface #663f24 wants: a warm off-white that shares its undertone, so #663f24 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 9.12:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.3:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a6673a (4.62:1); AA: background → #b8b8b8 (4.6:1); AAA: text → #c6895d (7.14:1); AAA: background → #e3e3e3 (7.11:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- luxury: https://brandsweets.com/fonts/mood/luxury
- 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/663f24-c4b19c-62cbc4-2d2b1f-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: "#663f24" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.