# #218339

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

## Values

- Hex: `#218339`
- RGB: rgb(33, 131, 57)
- HSL: hsl(135, 60%, 32%)
- OKLCH: oklch(0.538 0.141 147.4)
- Relative luminance: 0.1685
- Nearest named color: Broccoli Paradise (#008833, Δ 2.002) — https://brandsweets.com/colors/broccoli-paradise
- Moods: vivid
- Page: https://brandsweets.com/colors/218339

## Tints & shades

- Tints (toward white): #289f46, #2eb850, #3bce60, #54d474, #70db8b, #8de2a2, #a5e9b6, #c2f0cd, #daf6e1, #f7fdf8
- Shades (toward black): #1e7634, #1b6a2e, #18622b, #155625, #124920, #0f3d1b, #0c3115, #0a2912, #071d0c, #041007

## Harmonies

- Complementary: #83216a
- Analogous: #398321, #21836a
- Triadic: #392183, #833921
- Split-complementary: #6a2183, #832139
- Tetradic: #213983, #83216a, #836a21

## Colors that go with #218339

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 #218339: 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), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #218339 — 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 #218339 — 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), Xbox (https://brandsweets.com/colors/brands/xbox-com), 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 #218339 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 Kia's brand system and Instacart's brand system put Blue beside #218339, 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 #218339: 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
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Paramount+'s brand system and Telehealth put Midnight Blue beside #218339, as the supporting colour. Seen in: Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #218339: 4 real palettes, including Olive Grove and Forest Floor, as the supporting colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch). — https://brandsweets.com/colors/sage-green

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

- On white (#ffffff): 4.81:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1a662d (7.04:1)
- On black (#000000): 4.37:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #22873b (4.6:1); AA: background → #fafafa (4.6:1); AAA: text → #2bab4b (7.03:1)

## Brands using this color

- **GitHub** — success #1a7f37 (Δ 1.328) — https://brandsweets.com/colors/brands/github

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/218339-a2beac-b759d4-1f2d29-ebf1e9?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: "#218339" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.