# #51552b

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

## Values

- Hex: `#51552b`
- RGB: rgb(81, 85, 43)
- HSL: hsl(66, 33%, 25%)
- OKLCH: oklch(0.435 0.062 113.5)
- Relative luminance: 0.0842
- Nearest named color: Broccoli Green (#4b5338, Δ 2.169) — https://brandsweets.com/colors/broccoli-green
- Moods: muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/51552b

## Tints & shades

- Tints (toward white): #676d37, #818844, #979f50, #a9b063, #b8be7e, #c5ca96, #d2d6ae, #dfe2c5, #eef0e0, #fbfcf8
- Shades (toward black): #4a4e27, #444724, #3d4020, #373a1d, #30331a, #272915, #202211, #1a1b0e, #13140a, #0d0e07

## Harmonies

- Complementary: #2f2b55
- Analogous: #55442b, #3c552b
- Triadic: #2b5155, #552b51
- Split-complementary: #2b3c55, #442b55
- Tetradic: #2b5544, #2f2b55, #552b3c

## Colors that go with #51552b

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

- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #51552b: 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), 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
- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Rolex's brand system put Blue beside #51552b, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #51552b: 4 real palettes, including Desert Road and Clay & Linen, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Bakery (https://brandsweets.com/palettes/warm#bakery), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #51552b in 4 real palettes, including MAC Cosmetics's brand system and Codecademy's brand system, as the supporting colour. Seen in: MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #51552b: 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #51552b in 4 real palettes, including Neon's brand system and Clerk's brand system, as the accent. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), Clerk (https://brandsweets.com/colors/brands/clerk-com), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/orangered
- **Rust** #b7410e [pool] — Rust shows up next to #51552b in 4 real palettes, including Trailhead and Magazine Ochre, as the lead colour. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Harvest (https://brandsweets.com/palettes/warm#harvest), IHG (https://brandsweets.com/colors/brands/ihg-com). — https://brandsweets.com/colors/rust
- **Cream** #fffdd0 [role] — Cream is the surface #51552b wants: a warm off-white that shares its undertone, so #51552b reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 7.82:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.68:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #747a3e (4.6:1); AA: background → #c7c7c7 (4.63:1); AAA: text → #949c4f (7.13:1); AAA: background → #f5f5f5 (7.18:1)

## Fonts for this mood

- 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/51552b-b8bea2-4e86df-262d1f-f1eee9?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: "#51552b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.