# #643b16

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

## Values

- Hex: `#643b16`
- RGB: rgb(100, 59, 22)
- HSL: hsl(28, 64%, 24%)
- OKLCH: oklch(0.395 0.077 59.4)
- Relative luminance: 0.059
- Nearest named color: Brown (#653700, Δ 1.527) — https://brandsweets.com/colors/brown-2
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/643b16

## Tints & shades

- Tints (toward white): #824c1c, #a35f24, #c0702a, #d5853f, #db975c, #e2aa79, #e9bf9b, #efd2b8, #f7e7d9, #fdfaf7
- Shades (toward black): #5c3614, #543112, #4b2c11, #43270f, #3b220d, #321d0b, #2a1809, #211407, #190f06, #110a04

## Harmonies

- Complementary: #164064
- Analogous: #641619, #646216
- Triadic: #16643b, #3b1664
- Split-complementary: #166462, #161964
- Tetradic: #196416, #164064, #621664

## Colors that go with #643b16

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 #643b16: 4 real palettes, including Bramble and Notion's brand system, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Notion (https://brandsweets.com/colors/brands/notion), Bakery (https://brandsweets.com/palettes/warm#bakery), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #643b16 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
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #643b16: 8 real palettes, including Stone and Darkroom, as the supporting colour. Seen in: Stone (https://brandsweets.com/palettes/neutral#stone), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/sage-green
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #643b16: 4 real palettes, including Candlelight and Resort, as the accent. Seen in: Candlelight (https://brandsweets.com/palettes/warm#candlelight), Resort (https://brandsweets.com/palettes/light#resort), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/wheat
- **Steel Blue** #4682b4 [harmony: complementary] — Steel Blue sits directly opposite #643b16 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
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #643b16: 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). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #643b16: 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #643b16: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 9.64:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.18:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ab6426 (4.58:1); AA: background → #b3b3b3 (4.6:1); AAA: text → #d4823a (7.05:1); AAA: background → #dedede (7.16:1)

## Brands using this color

- **Domino's** — secondary #603913 (Δ 1.05) — https://brandsweets.com/colors/brands/dominos-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/643b16-c4b39c-62cbc9-2d2c1f-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: "#643b16" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.