# #644a3f

A color — warm, muted, editorial, elegant. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#644a3f`
- RGB: rgb(100, 74, 63)
- HSL: hsl(18, 23%, 32%)
- OKLCH: oklch(0.434 0.04 44)
- Relative luminance: 0.0797
- Nearest named color: Black Power (#654b37, Δ 1.329) — https://brandsweets.com/colors/black-power
- Moods: warm, muted, editorial, elegant
- Page: https://brandsweets.com/colors/644a3f

## Tints & shades

- Tints (toward white): #7a5a4d, #8d6858, #a17968, #ad8a7b, #ba9e91, #c8b1a7, #d4c2ba, #e2d5d0, #ede6e3, #fbf9f9
- Shades (toward black): #5b4339, #523c33, #4b382f, #423129, #382a23, #2f231d, #261c18, #1f1714, #16100e, #0d0908

## Harmonies

- Complementary: #3f5964
- Analogous: #643f46, #645d3f
- Triadic: #3f644a, #4a3f64
- Split-complementary: #3f645d, #3f4664
- Tetradic: #46643f, #3f5964, #5d3f64

## Colors that go with #644a3f

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 #644a3f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Saffron (https://brandsweets.com/palettes/warm#saffron), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/teal
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #644a3f, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Bramble (https://brandsweets.com/palettes/muted#bramble), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #644a3f: 6 real palettes, including Bakery and Bramble, as the accent. Seen in: Bakery (https://brandsweets.com/palettes/warm#bakery), Bramble (https://brandsweets.com/palettes/muted#bramble), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #644a3f: 4 real palettes, including HP's brand system and Hinge's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #644a3f in 5 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 #644a3f 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), IHG (https://brandsweets.com/colors/brands/ihg-com). — https://brandsweets.com/colors/rust
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #644a3f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com). — https://brandsweets.com/colors/steelblue
- **Cream** #fffdd0 [role] — Cream is the surface #644a3f wants: a warm off-white that shares its undertone, so #644a3f reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 8.1:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #936d5c (4.58:1); AA: background → #c2c2c2 (4.55:1); AAA: text → #b09082 (7.16:1); AAA: background → #f0f0f0 (7.11:1)

## Curated palettes containing it

- **Sepia Mono** (monochrome, warm, vintage, muted) — #5c4a3a, #9c8b78, #cdbfae, #f7f1e8, #2f251d — A single warm brown from espresso to oat — the sepia scale as a working palette, not a filter. — tool: https://brandsweets.com/palettes/new/5c4a3a-9c8b78-cdbfae-f7f1e8-2f251d — collection: https://brandsweets.com/palettes/monochrome

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- editorial: https://brandsweets.com/fonts/mood/editorial
- elegant: https://brandsweets.com/fonts/mood/elegant

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/644a3f-c4ad9c-62cbb8-2d291f-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: "#644a3f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.