# #13151b

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

## Values

- Hex: `#13151b`
- RGB: rgb(19, 21, 27)
- HSL: hsl(225, 17%, 9%)
- OKLCH: oklch(0.196 0.012 270.7)
- Relative luminance: 0.0075
- Nearest named color: Back in Black (#16141c, Δ 0.735) — https://brandsweets.com/colors/back-in-black
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/13151b

## Tints & shades

- Tints (toward white): #262a36, #393f51, #4c546b, #5f6986, #76809e, #8e96af, #a8afc2, #c3c8d5, #dee1e8, #f9f9fb
- Shades (toward black): #13151b, #111318, #111318, #0f1015, #0f1015, #0d0e12, #0d0e12, #0b0c0f, #0b0c0f, #08090c

## Harmonies

- Complementary: #1b1913
- Analogous: #13191b, #15131b
- Triadic: #1b1315, #151b13
- Split-complementary: #1b1513, #191b13
- Tetradic: #1b1319, #1b1913, #131b15

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

- On white (#ffffff): 18.25:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.15:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6a7595 (4.59:1); AA: background → #808080 (4.62:1); AAA: text → #8e96af (7.13:1); AAA: background → #a1a1a1 (7.06:1)

## Brands using this color

- **Lemon Squeezy** — text #121217 (Δ 1.239) — https://brandsweets.com/colors/brands/lemonsqueezy-com
- **Retool** — text #151515 (Δ 1.251) — https://brandsweets.com/colors/brands/retool-com
- **Chase** — text #101820 (Δ 1.295) — https://brandsweets.com/colors/brands/chase-com
- **Airtable** — text #161616 (Δ 1.307) — https://brandsweets.com/colors/brands/airtable-com
- **CircleCI** — text #161616 (Δ 1.307) — https://brandsweets.com/colors/brands/circleci-com
- **Runway** — primary #141414 (Δ 1.349) — https://brandsweets.com/colors/brands/runwayml-com
- **Next.js** — text #171717 (Δ 1.498) — https://brandsweets.com/colors/brands/nextjs-org
- **Anthropic** — text #141413 (Δ 1.543) — https://brandsweets.com/colors/brands/anthropic
- **Railway** — text #13111c (Δ 1.585) — https://brandsweets.com/colors/brands/railway-app
- **GitHub** — primary #181717 (Δ 1.607) — https://brandsweets.com/colors/brands/github
- **Vimeo** — text #141a20 (Δ 1.899) — https://brandsweets.com/colors/brands/vimeo-com
- **JetBrains** — text #19191c (Δ 1.965) — https://brandsweets.com/colors/brands/jetbrains-com

## Curated palettes containing it

- **Gallery** (editorial, minimal, light) — #171717, #737373, #c2410c, #ffffff — Near-monochrome with one burnt-orange highlight — an art director's default because it never competes with the work. — tool: https://brandsweets.com/palettes/new/171717-737373-c2410c-ffffff — collection: https://brandsweets.com/palettes/editorial
- **Console Light** (technical, clean, light) — #2563eb, #52525b, #16a34a, #fafafa, #18181b — A sober docs palette: one blue for interactive, one green for success, zinc greys for everything else. — tool: https://brandsweets.com/palettes/new/2563eb-52525b-16a34a-fafafa-18181b — collection: https://brandsweets.com/palettes/technical
- **Graphite** (technical, muted, dark, modern) — #a1a1aa, #71717a, #f59e0b, #18181b, #f4f4f5 — A greyscale system with a single amber — the accent does all the work, so allow one per screen. — tool: https://brandsweets.com/palettes/new/a1a1aa-71717a-f59e0b-18181b-f4f4f5 — collection: https://brandsweets.com/palettes/technical
- **Atelier** (elegant, minimal, luxury) — #141414, #8c8680, #9c7a4a, #f6f4f0 — Black on bone with a whisper of gold: the runway default that lets garments carry the color. — tool: https://brandsweets.com/palettes/new/141414-8c8680-9c7a4a-f6f4f0 — collection: https://brandsweets.com/palettes/elegant
- **Estate** (luxury, dark, elegant) — #b08d57, #8a97a5, #c9c9c9, #101418, #eef1f4 — Bronze on charcoal signals premium listings; the silver accent handles secondary detail without adding color. — tool: https://brandsweets.com/palettes/new/b08d57-8a97a5-c9c9c9-101418-eef1f4 — collection: https://brandsweets.com/palettes/luxury

## 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/13151b-9ca1c4-df754e-221f2d-e9eff1?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: "#13151b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.