# #21734a

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

## Values

- Hex: `#21734a`
- RGB: rgb(33, 115, 74)
- HSL: hsl(150, 55%, 29%)
- OKLCH: oklch(0.496 0.102 157.1)
- Relative luminance: 0.1308
- Nearest named color: Greasy Greens (#117755, Δ 1.639) — https://brandsweets.com/colors/greasy-greens
- Moods: dark, luxury, bold
- Page: https://brandsweets.com/colors/21734a

## Tints & shades

- Tints (toward white): #298e5c, #31aa6e, #39c680, #55ce91, #71d6a3, #88ddb3, #a4e5c4, #c0edd6, #dbf5e8, #f7fdfa
- Shades (toward black): #1f6b45, #1c5f3d, #195738, #164b30, #14432b, #103724, #0e2f1f, #0a2417, #081c12, #05100a

## Harmonies

- Complementary: #73214a
- Analogous: #217321, #217373
- Triadic: #4a2173, #734a21
- Split-complementary: #732173, #732121
- Tetradic: #212173, #73214a, #737321

## Colors that go with #21734a

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 #21734a: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #21734a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #21734a — 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), Subaru (https://brandsweets.com/colors/brands/subaru-com), Xbox (https://brandsweets.com/colors/brands/xbox-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **Medium Violet Red** #c71585 [harmony, pool: complementary] — Medium Violet Red sits directly opposite #21734a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Kia's brand system put Blue beside #21734a, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Kia (https://brandsweets.com/colors/brands/kia-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #21734a: 4 real palettes, including Clay & Linen and Desert Road, as the lead colour. Seen in: Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #21734a: 6 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: 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), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Rust** #b7410e [harmony, pool: triadic] — Rust completes a triad with #21734a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust

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

- On white (#ffffff): 5.81:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1d6340 (7.21:1)
- On black (#000000): 3.62:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #278657 (4.63:1); AA: background → #e3e3e3 (4.53:1); AAA: text → #31aa6e (7.11:1)

## Brands using this color

- **7-Eleven** — secondary #14734f (Δ 0.842) — https://brandsweets.com/colors/brands/7-eleven-com
- **Cohere** — primary #00754e (Δ 1.111) — https://brandsweets.com/colors/brands/cohere-com
- **Cohere** — accent #00754e (Δ 1.111) — https://brandsweets.com/colors/brands/cohere-com

## 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/21734a-a2beb3-d459d2-1f2d2c-e9f1ea?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: "#21734a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.