# #331b19

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

## Values

- Hex: `#331b19`
- RGB: rgb(51, 27, 25)
- HSL: hsl(5, 34%, 15%)
- OKLCH: oklch(0.254 0.039 25.2)
- Relative luminance: 0.0156
- Nearest named color: Bruised Plum (#3b1921, Δ 2.458) — https://brandsweets.com/colors/bruised-plum
- Moods: warm, muted, dark, editorial, elegant, luxury, bold
- Page: https://brandsweets.com/colors/331b19

## Tints & shades

- Tints (toward white): #4f2a27, #6d3a36, #894943, #a45851, #b7726c, #c48c87, #d2a7a3, #dfc1be, #eededd, #fcf8f8
- Shades (toward black): #301a18, #2c1816, #291614, #261413, #221211, #1b0f0d, #180d0c, #150b0a, #110908, #0e0707

## Harmonies

- Complementary: #193133
- Analogous: #331924, #332819
- Triadic: #19331b, #1b1933
- Split-complementary: #193328, #192433
- Tetradic: #243319, #193133, #281933

## Colors that go with #331b19

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 #331b19: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #331b19 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Subaru (https://brandsweets.com/colors/brands/subaru-com), Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: analogous] — Sienna is #331b19's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Harvest (https://brandsweets.com/palettes/warm#harvest), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sienna
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #331b19: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Astro (https://brandsweets.com/colors/brands/astro-build), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #331b19 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), 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 #331b19 in 18 real palettes, including Maple and Wikipedia's brand system, as the accent. Seen in: Maple (https://brandsweets.com/palettes/warm#maple), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Tim Hortons's brand system and Rolex's brand system put Blue beside #331b19, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #331b19 in 10 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): 16.01:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.31:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ad5f58 (4.55:1); AA: background → #8a8a8a (4.64:1); AAA: text → #c28984 (7.21:1); AAA: background → #adadad (7.13:1)

## Curated palettes containing it

- **Cider** (autumn, warm, elegant) — #8b3a1f, #b8862b, #5f6b3a, #faf3e6, #2e1f16 — Rust, honey and a moss green on cream — the orchard palette; the green keeps it from being all one temperature. — tool: https://brandsweets.com/palettes/new/8b3a1f-b8862b-5f6b3a-faf3e6-2e1f16 — collection: https://brandsweets.com/palettes/autumn
- **Candlelight** (wedding, warm, luxury, elegant) — #7a1f2e, #c9a227, #f2d7c9, #fffaf3, #2e1a1a — Burgundy, gold and a blush on warm white — the evening wedding set; burgundy carries the formality, blush the softness. — tool: https://brandsweets.com/palettes/new/7a1f2e-c9a227-f2d7c9-fffaf3-2e1a1a — collection: https://brandsweets.com/palettes/wedding

## 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/331b19-c4a49c-62cba1-2d261f-f1e9ec?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: "#331b19" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.