# #21541d

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

## Values

- Hex: `#21541d`
- RGB: rgb(33, 84, 29)
- HSL: hsl(116, 49%, 22%)
- OKLCH: oklch(0.397 0.101 142.2)
- Relative luminance: 0.0675
- Nearest named color: Mysterious Mixture (#0f521a, Δ 1.562) — https://brandsweets.com/colors/mysterious-mixture
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/21541d

## Tints & shades

- Tints (toward white): #2c7227, #368d30, #42ab3b, #51c149, #6ecb67, #8bd585, #a4dea0, #c1e9be, #dbf2d9, #f8fcf7
- Shades (toward black): #1d4c1a, #1a4417, #194116, #163914, #133111, #102a0e, #0d220c, #0c1e0a, #091708, #060f05

## Harmonies

- Complementary: #501d54
- Analogous: #3c541d, #1d5434
- Triadic: #1d2054, #541d20
- Split-complementary: #341d54, #541d3c
- Tetradic: #1d3c54, #501d54, #54341d

## Colors that go with #21541d

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Blue** #0000ff [pool] — 4 real palettes, including Rolex's brand system and Warp's brand system put Blue beside #21541d, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Jeep (https://brandsweets.com/colors/brands/jeep-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #21541d: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Pampers (https://brandsweets.com/colors/brands/pampers-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/charcoal
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #21541d in 4 real palettes, including CircleCI's brand system and Neon's brand system, as the supporting colour. Seen in: CircleCI (https://brandsweets.com/colors/brands/circleci-com), Neon (https://brandsweets.com/colors/brands/neon-tech), Chime (https://brandsweets.com/colors/brands/chime-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com). — https://brandsweets.com/colors/emerald-green
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #21541d: 4 real palettes, including Bookshop and Darkroom, as the lead colour. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Cider (https://brandsweets.com/palettes/warm#cider), Domino's (https://brandsweets.com/colors/brands/dominos-com). — https://brandsweets.com/colors/saddlebrown
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #21541d: 4 real palettes, including Pine & Birch and Darkroom, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sage-green
- **Taupe** #483c32 [pool] — Taupe is paired with #21541d in 12 real palettes, including Pine & Birch and Squarespace's brand system, as that palette's text colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Squarespace (https://brandsweets.com/colors/brands/squarespace-com), Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Chobani (https://brandsweets.com/colors/brands/chobani-com). — https://brandsweets.com/colors/taupe
- **Dark Orchid** #9932cc [harmony: complementary] — Dark Orchid sits directly opposite #21541d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/darkorchid
- **Copper** #b87333 [pool] — Designers have shipped Copper with #21541d: 3 real palettes, including Desert Road and Notion's brand system, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Notion (https://brandsweets.com/colors/brands/notion), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper

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

- On white (#ffffff): 8.93:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #33852e (4.54:1); AA: background → #b8b8b8 (4.5:1); AAA: text → #42ab3b (7.12:1); AAA: background → #e6e6e6 (7.16:1)

## 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/21541d-a2bea3-8f4edf-1f2d24-eef1e9?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: "#21541d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.