# #337a4e

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

## Values

- Hex: `#337a4e`
- RGB: rgb(51, 122, 78)
- HSL: hsl(143, 41%, 34%)
- OKLCH: oklch(0.522 0.1 153.8)
- Relative luminance: 0.1517
- Nearest named color: Amazon (#387b54, Δ 1.016) — https://brandsweets.com/colors/amazon
- Moods: neutral
- Page: https://brandsweets.com/colors/337a4e

## Tints & shades

- Tints (toward white): #3c905c, #47a96c, #56b87c, #6fc38f, #85cca0, #9ad5b1, #b3dfc4, #c9e8d5, #e2f3e9, #f8fcf9
- Shades (toward black): #2f6f47, #2a6541, #265a3a, #214f33, #1d442c, #183a25, #142f1e, #0f2417, #0b1910, #060e09

## Harmonies

- Complementary: #7a335f
- Analogous: #3b7a33, #337a72
- Triadic: #4e337a, #7a4e33
- Split-complementary: #72337a, #7a333b
- Tetradic: #333b7a, #7a335f, #7a7233

## Colors that go with #337a4e

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 #337a4e: softer than #000 and cool enough to feel like part of the same palette. 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
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #337a4e — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), 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 #337a4e 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 #337a4e, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Kia (https://brandsweets.com/colors/brands/kia-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #337a4e: 4 real palettes, including Clay & Linen and Wellness, as the lead colour. Seen in: Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #337a4e in 6 real palettes, including Five Guys's brand system and Netflix's brand system, as the supporting colour. Seen in: Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #337a4e: 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
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #337a4e in 4 real palettes, including Mid-Century and Fireside, as the accent. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Fireside (https://brandsweets.com/palettes/dark#fireside), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/goldenrod

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

- On white (#ffffff): 5.2:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #29613e (7.31:1)
- On black (#000000): 4.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #388555 (4.65:1); AA: background → #f0f0f0 (4.57:1); AAA: text → #47a96c (7.16:1)

## Brands using this color

- **BrandSweets** — success #2f7d51 (Δ 0.879) — https://brandsweets.com/colors/brands/brandsweets

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/337a4e-a2beb0-c859d4-1f2d2b-eaf1e9?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: "#337a4e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.