# #644b2b

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

## Values

- Hex: `#644b2b`
- RGB: rgb(100, 75, 43)
- HSL: hsl(34, 40%, 28%)
- OKLCH: oklch(0.432 0.058 72.1)
- Relative luminance: 0.0792
- Nearest named color: Black Power (#654b37, Δ 1.666) — https://brandsweets.com/colors/black-power
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/644b2b

## Tints & shades

- Tints (toward white): #7d5e36, #967140, #af844b, #bc9562, #c6a67b, #d1b794, #dcc7ad, #e7d8c6, #f1e9df, #fcfaf8
- Shades (toward black): #5d4628, #523e23, #4b3820, #40301c, #392b18, #322615, #271e11, #20180e, #151009, #0e0b06

## Harmonies

- Complementary: #2b4464
- Analogous: #642f2b, #60642b
- Triadic: #2b644b, #4b2b64
- Split-complementary: #2b6064, #2f2b64
- Tetradic: #2b642f, #2b4464, #642b60

## Colors that go with #644b2b

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

- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Dunkin''s brand system put Blue beside #644b2b, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Jeep (https://brandsweets.com/colors/brands/jeep-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #644b2b: 5 real palettes, including Bakery and Desert Road, as the accent. Seen in: Bakery (https://brandsweets.com/palettes/warm#bakery), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/copper
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #644b2b in 4 real palettes, including Console Light and Subaru's brand system, as the lead colour. 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), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [pool] — Rust shows up next to #644b2b in 4 real palettes, including Magazine Ochre and Trailhead, as the lead colour. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Aesop (https://brandsweets.com/colors/brands/aesop-com), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #644b2b: 7 real palettes, including Darkroom and Oatmeal, as the supporting colour. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Homestead (https://brandsweets.com/palettes/warm#homestead), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/sage-green
- **Steel Blue** #4682b4 [harmony: complementary] — Steel Blue sits directly opposite #644b2b 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 #644b2b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Cream** #fffdd0 [role] — Cream is the surface #644b2b wants: a warm off-white that shares its undertone, so #644b2b reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 8.13:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.58:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #926e3f (4.52:1); AA: background → #c2c2c2 (4.56:1); AAA: text → #b78e57 (7.02:1); AAA: background → #f0f0f0 (7.13:1)

## 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/644b2b-c4b79c-62c2cb-2d2d1f-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: "#644b2b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.