# #271a29

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

## Values

- Hex: `#271a29`
- RGB: rgb(39, 26, 41)
- HSL: hsl(292, 22%, 13%)
- OKLCH: oklch(0.241 0.034 321.9)
- Relative luminance: 0.0133
- Nearest named color: Black Cherry (#2c1620, Δ 2.029) — https://brandsweets.com/colors/black-cherry
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/271a29

## Tints & shades

- Tints (toward white): #412c44, #593c5d, #734e79, #8b5d92, #a176a7, #b28fb7, #c5abc9, #d6c4d9, #eae0eb, #fbf9fb
- Shades (toward black): #241825, #211622, #1e141f, #1b121c, #1b121c, #181019, #150e16, #120c13, #0f0a10, #0c080c

## Harmonies

- Complementary: #1c281a
- Analogous: #1f1a28, #281a23
- Triadic: #28261a, #1a2826
- Split-complementary: #23281a, #1a281f
- Tetradic: #281f1a, #1c281a, #1a2328

## Colors that go with #271a29

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 text near-black for #271a29: softer than #000 and cool enough to feel like part of the same palette. Seen in: Audi (https://brandsweets.com/colors/brands/audi-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [harmony, pool: split] — Dark Olive Green is a split-complement of #271a29: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Cohere (https://brandsweets.com/colors/brands/cohere-com), Warp (https://brandsweets.com/colors/brands/warp-dev), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/darkolivegreen
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #271a29 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: triadic] — Sienna completes a triad with #271a29 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Harvest (https://brandsweets.com/palettes/warm#harvest), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/sienna
- **Slate Blue** #6a5acd [harmony, pool: analogous] — Slate Blue is #271a29's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: GitLab (https://brandsweets.com/colors/brands/gitlab), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/slateblue
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #271a29: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Alpine (https://brandsweets.com/palettes/cool#alpine), Gusto (https://brandsweets.com/colors/brands/gusto-com), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #271a29 in 18 real palettes, including Wikipedia's brand system and Google's brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Bumble's brand system and Rolex's brand system put Blue beside #271a29, as the supporting colour. Seen in: Bumble (https://brandsweets.com/colors/brands/bumble-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 16.59:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #94639c (4.52:1); AA: background → #878787 (4.62:1); AAA: text → #ae89b3 (7.03:1); AAA: background → #ababab (7.22:1)

## Brands using this color

- **Allbirds** — primary #241c24 (Δ 1.475) — https://brandsweets.com/colors/brands/allbirds-com
- **Pinterest** — text #211922 (Δ 1.885) — https://brandsweets.com/colors/brands/pinterest-com

## Curated palettes containing it

- **Golden Hour** (sunset, warm, vivid, light) — #f4a259, #f25f5c, #5b3758, #fff7ec, #2b1a2b — Apricot into coral into plum — a sunset flattened to three tokens, with the plum doubling as the twilight text colour. — tool: https://brandsweets.com/palettes/new/f4a259-f25f5c-5b3758-fff7ec-2b1a2b — collection: https://brandsweets.com/palettes/sunset

## 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/271a29-c09fc1-a3cb62-2d1f29-ece9f1?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: "#271a29" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.