# #509d4d

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

## Values

- Hex: `#509d4d`
- RGB: rgb(80, 157, 77)
- HSL: hsl(118, 34%, 46%)
- OKLCH: oklch(0.627 0.138 143)
- Relative luminance: 0.2636
- Nearest named color: Golf Course (#5a9e4b, Δ 1.018) — https://brandsweets.com/colors/golf-course
- Moods: muted
- Page: https://brandsweets.com/colors/509d4d

## Tints & shades

- Tints (toward white): #5aad58, #6bb569, #7fbf7d, #90c78e, #a1d09f, #b2d8b0, #c3e1c1, #d7ebd6, #e7f3e7, #f8fcf8
- Shades (toward black): #499047, #428240, #397138, #326331, #2c552a, #254823, #1e3a1d, #152914, #0e1b0d, #070e07

## Harmonies

- Complementary: #9b4d9d
- Analogous: #789d4d, #4d9d73
- Triadic: #4d509d, #9d4d50
- Split-complementary: #734d9d, #9d4d78
- Tetradic: #4d789d, #9b4d9d, #9d734d

## Colors that go with #509d4d

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 #509d4d: 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), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 5 real palettes, including Spotify's brand system and Kia's brand system put Blue beside #509d4d, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Kia (https://brandsweets.com/colors/brands/kia-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #509d4d in 5 real palettes, including DuckDuckGo's brand system and Five Guys's brand system, as the supporting colour. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #509d4d: 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
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Telehealth and Fintech Trust put Midnight Blue beside #509d4d, as the text colour against it. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #509d4d in 7 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), Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #509d4d in 14 real palettes, including Undergrowth and Subaru's brand system, as the surface under it. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #509d4d 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

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

- On white (#ffffff): 3.35:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #428240 (4.67:1); AA: background → #262626 (4.52:1); AAA: text → #326331 (7.08:1)
- On black (#000000): 6.27:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #55a752 (7.04:1)

## Brands using this color

- **Next.js** — secondary #449d5d (Δ 1.957) — https://brandsweets.com/colors/brands/nextjs-org

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/509d4d-a2bea4-944edf-1f2d25-edf1e9?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: "#509d4d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.