# #37a71b

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

## Values

- Hex: `#37a71b`
- RGB: rgb(55, 167, 27)
- HSL: hsl(108, 72%, 38%)
- OKLCH: oklch(0.64 0.197 140.5)
- Relative luminance: 0.2853
- Nearest named color: Botanical Garden (#44aa11, Δ 1.355) — https://brandsweets.com/colors/botanical-garden
- Moods: vivid
- Page: https://brandsweets.com/colors/37a71b

## Tints & shades

- Tints (toward white): #40c11f, #48db24, #5ee03e, #74e458, #8ae873, #a0ec8d, #b6f1a7, #ccf5c2, #e2f9dc, #f8fef6
- Shades (toward black): #339a19, #2d8816, #297b14, #236911, #1e5c0f, #1a4f0d, #143d0a, #103008, #0a1f05, #061203

## Harmonies

- Complementary: #8b1ba7
- Analogous: #7da71b, #1ba745
- Triadic: #1b37a7, #a71b37
- Split-complementary: #451ba7, #a71b7d
- Tetradic: #1b7da7, #8b1ba7, #a7451b

## Colors that go with #37a71b

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] — 5 real palettes, including Spotify's brand system and Instacart's brand system put Blue beside #37a71b, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Instacart (https://brandsweets.com/colors/brands/instacart-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #37a71b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Spline (https://brandsweets.com/colors/brands/spline-design), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/dodgerblue
- **Taupe** #483c32 [pool] — Taupe is paired with #37a71b in 8 real palettes, including Obsidian's brand system and Acer's brand system, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Acer (https://brandsweets.com/colors/brands/acer-com), Meadow (https://brandsweets.com/palettes/light#meadow), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #37a71b 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/mediumorchid
- **Medium Purple** #9370db [harmony, pool: split] — Medium Purple is a split-complement of #37a71b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumpurple
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #37a71b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #37a71b in 3 real palettes, including Console Light and Telehealth, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #37a71b: 3 real palettes, including Olympics's brand system and Fintech Trust, as the lead colour. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 3.13:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2d8816 (4.52:1); AA: background → #2b2b2b (4.52:1); AAA: text → #216510 (7.16:1)
- On black (#000000): 6.71:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #38ab1c (7.01:1)

## Brands using this color

- **Prada** — accent #10a70d (Δ 1.718) — https://brandsweets.com/colors/brands/prada-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/37a71b-a4bea2-7c4edf-1f2d23-eff1e9?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: "#37a71b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.