# #0d1e21

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

## Values

- Hex: `#0d1e21`
- RGB: rgb(13, 30, 33)
- HSL: hsl(189, 43%, 9%)
- OKLCH: oklch(0.222 0.023 210.1)
- Relative luminance: 0.0112
- Nearest named color: Black Stallion (#0e191c, Δ 1.867) — https://brandsweets.com/colors/black-stallion
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/0d1e21

## Tints & shades

- Tints (toward white): #1a3c42, #275a62, #347783, #4195a4, #57adbc, #74bbc8, #95cbd5, #b6dbe2, #d7ebef, #f8fbfc
- Shades (toward black): #0d1e21, #0c1b1d, #0c1b1d, #0a171a, #0a171a, #091416, #091416, #071112, #071112, #060d0f

## Harmonies

- Complementary: #21100d
- Analogous: #0d211a, #0d1421
- Triadic: #210d1e, #1e210d
- Split-complementary: #210d14, #211a0d
- Tetradic: #1a0d21, #21100d, #14210d

## Colors that go with #0d1e21

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 that reads cleanly against #0d1e21 without the hard edge of pure #000. Seen in: Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Audi (https://brandsweets.com/colors/brands/audi-com), Asana (https://brandsweets.com/colors/brands/asana-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #0d1e21 in 18 real palettes, including Warner Bros.'s brand system and Google's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Google (https://brandsweets.com/colors/brands/google-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 25 real palettes, including Signal's brand system and CVS's brand system put Blue beside #0d1e21, as the supporting colour. Seen in: Signal (https://brandsweets.com/colors/brands/signal-org), CVS (https://brandsweets.com/colors/brands/cvs-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #0d1e21 in 10 real palettes, including Yahoo's brand system and ClickUp's brand system, as the supporting colour. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), ClickUp (https://brandsweets.com/colors/brands/clickup-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
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Estate and Graphite Mono put Blush Pink beside #0d1e21, as the accent. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Cartier (https://brandsweets.com/colors/brands/cartier-com), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden). — https://brandsweets.com/colors/blush-pink
- **Brown** #a52a2a [pool] — 5 real palettes, including Woodsmoke and State Farm's brand system put Brown beside #0d1e21, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Garnet (https://brandsweets.com/palettes/warm#garnet), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 4 real palettes, including Qatar Airways's brand system and Mailchimp's brand system put Burgundy beside #0d1e21, as the accent. Seen in: Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #0d1e21 in 6 real palettes, including Coffee Bar and Kiln, as the accent. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Kiln (https://brandsweets.com/palettes/dark#kiln), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 17.15:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.22:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #377e8b (4.52:1); AA: background → #858585 (4.65:1); AAA: text → #47a3b3 (7.16:1); AAA: background → #a6a6a6 (7.04:1)

## Brands using this color

- **Box** — text #151f26 (Δ 1.609) — https://brandsweets.com/colors/brands/box-com
- **Vimeo** — text #141a20 (Δ 1.664) — https://brandsweets.com/colors/brands/vimeo-com
- **Fitbit** — primary #191c1d (Δ 1.871) — https://brandsweets.com/colors/brands/fitbit-com
- **Fitbit** — text #191c1d (Δ 1.871) — https://brandsweets.com/colors/brands/fitbit-com
- **Audi** — secondary #181d25 (Δ 1.958) — https://brandsweets.com/colors/brands/audi-com
- **Philips** — primary #15191e (Δ 1.992) — https://brandsweets.com/colors/brands/philips-com
- **Philips** — text #15191e (Δ 1.992) — https://brandsweets.com/colors/brands/philips-com

## Curated palettes containing it

- **Fireside** (winter, dark, warm, luxury) — #b23a3a, #2f5d50, #d4a857, #171a1f, #f2ede4 — Cranberry, pine and brass on a charcoal night — the holiday palette without the clichés, because the surface is cold. — tool: https://brandsweets.com/palettes/new/b23a3a-2f5d50-d4a857-171a1f-f2ede4 — collection: https://brandsweets.com/palettes/winter

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/0d1e21-a2b7be-df4e7e-1f252d-e9f1ee?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: "#0d1e21" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.