# #645d2b

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

## Values

- Hex: `#645d2b`
- RGB: rgb(100, 93, 43)
- HSL: hsl(53, 40%, 28%)
- OKLCH: oklch(0.473 0.07 101.4)
- Relative luminance: 0.1071
- Nearest named color: Cypress (#585d40, Δ 3.03) — https://brandsweets.com/colors/cypress
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/645d2b

## Tints & shades

- Tints (toward white): #7d7536, #968c40, #afa34b, #bcb162, #c6be7b, #d1ca94, #dcd6ad, #e7e3c6, #f1efdf, #fcfbf8
- Shades (toward black): #5d5728, #524d23, #4b4620, #403c1c, #393518, #322f15, #272511, #201e0e, #151409, #0e0d06

## Harmonies

- Complementary: #2b3264
- Analogous: #64412b, #4e642b
- Triadic: #2b645d, #5d2b64
- Split-complementary: #2b4e64, #412b64
- Tetradic: #2b6441, #2b3264, #642b4e

## Colors that go with #645d2b

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #645d2b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Champagne** #f7e7ce [pool] — 6 real palettes, including BrandSweets's brand system and Darkroom put Champagne beside #645d2b. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #645d2b: 5 real palettes, including Clay & Linen and Desert Road, as the lead colour. Seen in: Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Bakery (https://brandsweets.com/palettes/warm#bakery), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #645d2b: 4 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Peru** #cd853f [pool] — 5 real palettes, including Bakery and Coffee Bar put Peru beside #645d2b, as the supporting colour. Seen in: Bakery (https://brandsweets.com/palettes/warm#bakery), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Mid-Century (https://brandsweets.com/palettes/warm#mid-century). — https://brandsweets.com/colors/peru
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #645d2b in 4 real palettes, including Subaru's brand system and GitHub's brand system, as the supporting colour. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github), Console Light (https://brandsweets.com/palettes/technical#console-light), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [pool] — Rust shows up next to #645d2b in 5 real palettes, including Magazine Ochre and Harvest, as the lead colour. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Harvest (https://brandsweets.com/palettes/warm#harvest), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Aesop (https://brandsweets.com/colors/brands/aesop-com). — https://brandsweets.com/colors/rust
- **Slate Blue** #6a5acd [harmony: complementary] — Slate Blue sits directly opposite #645d2b 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/slateblue

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

- On white (#ffffff): 6.68:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #605a29 (7.02:1)
- On black (#000000): 3.14:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #817837 (4.68:1); AA: background → #d4d4d4 (4.51:1); AAA: text → #a49946 (7.22:1)

## Brands using this color

- **Miro** — secondary #695e24 (Δ 1.124) — https://brandsweets.com/colors/brands/miro-com

## 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/645d2b-c4c49c-4ea5df-292d1f-f1ece9?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: "#645d2b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.