# #37231b

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

## Values

- Hex: `#37231b`
- RGB: rgb(55, 35, 27)
- HSL: hsl(17, 34%, 16%)
- OKLCH: oklch(0.279 0.034 42.6)
- Relative luminance: 0.0209
- Nearest named color: Aubergine (#372528, Δ 2.125) — https://brandsweets.com/colors/aubergine
- Moods: warm, muted, dark, editorial, elegant, luxury, bold
- Page: https://brandsweets.com/colors/37231b

## Tints & shades

- Tints (toward white): #523428, #6d4636, #8c5945, #a76b52, #b7816c, #c49987, #d2b0a3, #e1cac1, #eee2dd, #fcf9f8
- Shades (toward black): #332119, #301e18, #291a14, #261813, #221611, #1f140f, #1b110d, #150d0a, #110b08, #0e0907

## Harmonies

- Complementary: #1b2f37
- Analogous: #371b21, #37311b
- Triadic: #1b3723, #231b37
- Split-complementary: #1b3731, #1b2137
- Tetradic: #21371b, #1b2f37, #311b37

## Colors that go with #37231b

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 #37231b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Squarespace (https://brandsweets.com/colors/brands/squarespace-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Sienna** #a0522d [harmony, pool: analogous] — Sienna is #37231b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Harvest (https://brandsweets.com/palettes/warm#harvest), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/sienna
- **Slate Blue** #6a5acd [harmony, pool: triadic] — Slate Blue completes a triad with #37231b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), GitLab (https://brandsweets.com/colors/brands/gitlab), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/slateblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #37231b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #37231b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Saffron (https://brandsweets.com/palettes/warm#saffron), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #37231b in 18 real palettes, including McDonald's's brand system and Maple, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Maple (https://brandsweets.com/palettes/warm#maple), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Headspace's brand system and Tim Hortons's brand system put Blue beside #37231b, as the accent. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #37231b in 7 real palettes, including ClickUp's brand system and Yahoo's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 14.8:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.42:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a1664f (4.53:1); AA: background → #8f8f8f (4.58:1); AAA: text → #bc8a76 (7.04:1); AAA: background → #b3b3b3 (7.06:1)

## 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
- 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/37231b-c4ac9c-62cbb6-2d291f-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: "#37231b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.