# #021d26

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

## Values

- Hex: `#021d26`
- RGB: rgb(2, 29, 38)
- HSL: hsl(195, 90%, 8%)
- OKLCH: oklch(0.215 0.037 223.3)
- Relative luminance: 0.0103
- Nearest named color: Black Stallion (#0e191c, Δ 2.331) — https://brandsweets.com/colors/black-stallion
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/021d26

## Tints & shades

- Tints (toward white): #043f52, #07607e, #0981aa, #0ba3d5, #1bbdf3, #47caf5, #72d6f8, #9ee3fa, #caf0fc, #f5fcfe
- Shades (toward black): #021e27, #021a22, #021a22, #02161d, #02161d, #02161d, #011218, #011218, #010f13, #010f13

## Harmonies

- Complementary: #270b02
- Analogous: #02271e, #020b27
- Triadic: #27021e, #1e2702
- Split-complementary: #27020b, #271e02
- Tetradic: #1e0227, #270b02, #0b2702

## Colors that go with #021d26

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 #021d26: softer than #000 and cool enough to feel like part of the same palette. Seen in: Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Asana (https://brandsweets.com/colors/brands/asana-com), Audi (https://brandsweets.com/colors/brands/audi-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #021d26: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Huawei (https://brandsweets.com/colors/brands/huawei-com), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [harmony, pool: analogous] — Denim is #021d26's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Chase (https://brandsweets.com/colors/brands/chase-com), Box (https://brandsweets.com/colors/brands/box-com), Philips (https://brandsweets.com/colors/brands/philips-com). — https://brandsweets.com/colors/denim
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #021d26 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gallery (https://brandsweets.com/palettes/editorial#gallery), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Semrush (https://brandsweets.com/colors/brands/semrush-com). — https://brandsweets.com/colors/rust
- **Sienna** #a0522d [harmony, pool: split] — Sienna is a split-complement of #021d26: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Oatly (https://brandsweets.com/colors/brands/oatly-com), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/sienna
- **Teal** #008080 [harmony, pool: analogous] — Teal is #021d26's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Clinic (https://brandsweets.com/palettes/clean#clinic), Perplexity (https://brandsweets.com/colors/brands/perplexity), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #021d26 in 18 real palettes, including Blueprint and Warner Bros.'s brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Google (https://brandsweets.com/colors/brands/google-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 24 real palettes, including Monzo's brand system and MongoDB's brand system put Blue beside #021d26, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Kia (https://brandsweets.com/colors/brands/kia-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 17.41:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.21:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #097ea5 (4.54:1); AA: background → #828282 (4.53:1); AAA: text → #0ba3d5 (7.21:1); AAA: background → #a6a6a6 (7.15:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- 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/021d26-9cb5c4-df4e70-1f242d-e9f1ef?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: "#021d26" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.