# #21822d

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#21822d`
- RGB: rgb(33, 130, 45)
- HSL: hsl(127, 60%, 32%)
- OKLCH: oklch(0.533 0.15 144.8)
- Relative luminance: 0.1648
- Nearest named color: Broccoli Paradise (#008833, Δ 1.777) — https://brandsweets.com/colors/broccoli-paradise
- Moods: vivid
- Page: https://brandsweets.com/colors/21822d

## Tints & shades

- Tints (toward white): #289f36, #2eb83e, #3bce4c, #54d463, #70db7d, #8de297, #a5e9ad, #c2f0c7, #daf6dd, #f7fdf8
- Shades (toward black): #1e7628, #1b6a24, #186221, #15561d, #124919, #0f3d15, #0c3111, #0a290e, #071d0a, #041006

## Harmonies

- Complementary: #832177
- Analogous: #468321, #21835d
- Triadic: #2c2183, #832c21
- Split-complementary: #5d2183, #832146
- Tetradic: #214683, #832177, #835d21

## Colors that go with #21822d

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 #21822d: 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), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #21822d — 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
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #21822d — 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), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Dark Orchid** #9932cc [harmony, pool: complementary] — Dark Orchid sits directly opposite #21822d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/darkorchid
- **Blue** #0000ff [pool] — 4 real palettes, including Instacart's brand system and Kia's brand system put Blue beside #21822d, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Kia (https://brandsweets.com/colors/brands/kia-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 #21822d: 6 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
- **Taupe** #483c32 [pool] — Taupe is paired with #21822d in 10 real palettes, including Acer's brand system and Instacart's brand system, as that palette's text colour. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #21822d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred

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

- On white (#ffffff): 4.89:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1a6622 (7.08:1)
- On black (#000000): 4.3:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #22872d (4.57:1); AA: background → #f7f7f7 (4.56:1); AAA: text → #2caf3b (7.3:1)

## Brands using this color

- **GitHub** — success #1a7f37 (Δ 1.581) — https://brandsweets.com/colors/brands/github

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/21822d-a2bea8-aa4edf-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: "#21822d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.