# #643d30

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

## Values

- Hex: `#643d30`
- RGB: rgb(100, 61, 48)
- HSL: hsl(15, 35%, 29%)
- OKLCH: oklch(0.403 0.059 39.2)
- Relative luminance: 0.0626
- Nearest named color: Brunette (#664238, Δ 1.623) — https://brandsweets.com/colors/brunette
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/643d30

## Tints & shades

- Tints (toward white): #7c4c3c, #945a47, #ac6953, #b87e6b, #c39383, #cda598, #d9bab0, #e4cfc8, #f0e4e0, #fcf9f8
- Shades (toward black): #5d392d, #533228, #4c2e24, #41281f, #3b241c, #301d17, #291914, #1f130f, #180f0c, #0e0807

## Harmonies

- Complementary: #305764
- Analogous: #64303d, #645730
- Triadic: #30643d, #3d3064
- Split-complementary: #306457, #303d64
- Tetradic: #3d6430, #305764, #573064

## Colors that go with #643d30

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

- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #643d30 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 4 real palettes, including Dunkin''s brand system and Minecraft's brand system put Blue beside #643d30, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Jeep (https://brandsweets.com/colors/brands/jeep-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #643d30: 5 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 #643d30 in 5 real palettes, including Dunkin''s brand system and M&M's's brand system, as the accent. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), M&M's (https://brandsweets.com/colors/brands/mms-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #643d30: 4 real palettes, including Hinge's brand system and HP's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), HP (https://brandsweets.com/colors/brands/hp-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #643d30 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #643d30 in 4 real palettes, including Tumblr's brand system and Audi's brand system, as the accent. Seen in: Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Audi (https://brandsweets.com/colors/brands/audi-com), Neon (https://brandsweets.com/colors/brands/neon-tech), HubSpot (https://brandsweets.com/colors/brands/hubspot-com). — https://brandsweets.com/colors/orangered
- **Cream** #fffdd0 [role] — Cream is the surface #643d30 wants: a warm off-white that shares its undertone, so #643d30 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 9.32:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.25:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a56550 (4.58:1); AA: background → #b5b5b5 (4.55:1); AAA: text → #be8a79 (7.1:1); AAA: background → #e0e0e0 (7.06:1)

## 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/643d30-c4ab9c-62cbb2-2d291f-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: "#643d30" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.