# #21782a

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

## Values

- Hex: `#21782a`
- RGB: rgb(33, 120, 42)
- HSL: hsl(126, 57%, 30%)
- OKLCH: oklch(0.504 0.14 144.6)
- Relative luminance: 0.1392
- Nearest named color: Forestial (#007733, Δ 1.401) — https://brandsweets.com/colors/forestial
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/21782a

## Tints & shades

- Tints (toward white): #299433, #30b03d, #37c845, #53d05f, #6fd879, #8bdf93, #a7e7ad, #bfedc4, #dbf5de, #f7fdf8
- Shades (toward black): #1e6c25, #1b6423, #18581f, #16501c, #134418, #0f3813, #0d3011, #0a240c, #081c0a, #041006

## Harmonies

- Complementary: #78216f
- Analogous: #447821, #217855
- Triadic: #2a2178, #782a21
- Split-complementary: #552178, #782144
- Tetradic: #214478, #78216f, #785521

## Colors that go with #21782a

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 #21782a: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #21782a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Blue** #0000ff [pool] — 4 real palettes, including Kia's brand system and Instacart's brand system put Blue beside #21782a, as the accent. Seen in: Kia (https://brandsweets.com/colors/brands/kia-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #21782a: 5 real palettes, including Xbox's brand system and Intel's brand system, as the supporting colour. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #21782a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #21782a: 4 real palettes, including Olive Grove and Pine & Birch, as the supporting colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/sage-green
- **Taupe** #483c32 [pool] — Taupe is paired with #21782a in 14 real palettes, including Acer's brand system and 7-Eleven's brand system, as that palette's text colour. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/taupe
- **Dark Orchid** #9932cc [harmony: complementary] — Dark Orchid sits directly opposite #21782a 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

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

- On white (#ffffff): 5.55:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1b6423 (7.26:1)
- On black (#000000): 3.78:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #25882f (4.64:1); AA: background → #e8e8e8 (4.53:1); AAA: text → #2fac3c (7.09:1)

## 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/21782a-a2bea8-a74edf-1f2d27-ecf1e9?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: "#21782a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.