# #151b08

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

## Values

- Hex: `#151b08`
- RGB: rgb(21, 27, 8)
- HSL: hsl(79, 54%, 7%)
- OKLCH: oklch(0.21 0.035 123.8)
- Relative luminance: 0.0096
- Nearest named color: Noir Mystique (#1f180a, Δ 2.293) — https://brandsweets.com/colors/noir-mystique
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/151b08

## Tints & shades

- Tints (toward white): #313f13, #4c621d, #688628, #83a932, #9fc846, #b1d26a, #c4dd8d, #d6e8b0, #e9f2d4, #fbfdf7
- Shades (toward black): #151b08, #121807, #121807, #121807, #121807, #0f1406, #0f1406, #0f1406, #0c1005, #0c1005

## Harmonies

- Complementary: #0e081b
- Analogous: #1b1808, #0c1b08
- Triadic: #08151b, #1b0815
- Split-complementary: #080c1b, #18081b
- Tetradic: #081b18, #0e081b, #1b080c

## Colors that go with #151b08

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 #151b08: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Puma (https://brandsweets.com/colors/brands/puma-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #151b08: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Guinness (https://brandsweets.com/colors/brands/guinness-com), GitHub (https://brandsweets.com/colors/brands/github), Spectrum (https://brandsweets.com/colors/brands/spectrum-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: analogous] — Sea Green is #151b08's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Asana (https://brandsweets.com/colors/brands/asana-com), Kia (https://brandsweets.com/colors/brands/kia-com). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #151b08 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/steelblue
- **Dark Orchid** #9932cc [harmony, pool: complementary] — Dark Orchid sits directly opposite #151b08 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Laser (https://brandsweets.com/palettes/vivid#laser). — https://brandsweets.com/colors/darkorchid
- **Amber** #ffbf00 [pool] — Amber is paired with #151b08 in 18 real palettes, including Trailhead and Warner Bros.'s brand system, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Maple (https://brandsweets.com/palettes/warm#maple). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 24 real palettes, including CVS's brand system and Signal's brand system put Blue beside #151b08, as the supporting colour. Seen in: CVS (https://brandsweets.com/colors/brands/cvs-com), Signal (https://brandsweets.com/colors/brands/signal-org), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), EA (https://brandsweets.com/colors/brands/ea-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #151b08 in 10 real palettes, including Yahoo's brand system and Prepare your taste buds...'s brand system, as the supporting colour. Seen in: 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), Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 17.62:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #627e26 (4.53:1); AA: background → #828282 (4.58:1); AAA: text → #7da130 (7.01:1); AAA: background → #a6a6a6 (7.24:1)

## 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/151b08-b2bea2-4e66df-232d1f-f1f0e9?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: "#151b08" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.