# #289f50

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

## Values

- Hex: `#289f50`
- RGB: rgb(40, 159, 80)
- HSL: hsl(140, 60%, 39%)
- OKLCH: oklch(0.62 0.155 149.9)
- Relative luminance: 0.2583
- Nearest named color: Green Revolution (#009944, Δ 2.556) — https://brandsweets.com/colors/green-revolution
- Moods: vivid
- Page: https://brandsweets.com/colors/289f50

## Tints & shades

- Tints (toward white): #2eb85c, #37cd69, #50d37b, #68d98e, #81dfa0, #95e4af, #adebc2, #c6f1d4, #def7e7, #f7fdf9
- Shades (toward black): #259349, #218341, #1e763b, #1a6633, #165a2d, #124925, #0f3d1f, #0b2d16, #082110, #041008

## Harmonies

- Complementary: #9f2877
- Analogous: #3c9f28, #289f8b
- Triadic: #50289f, #9f5028
- Split-complementary: #8b289f, #9f283c
- Tetradic: #283c9f, #9f2877, #9f8b28

## Colors that go with #289f50

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 #289f50: 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), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Kia's brand system and Spotify's brand system put Blue beside #289f50, as the accent. Seen in: Kia (https://brandsweets.com/colors/brands/kia-com), Spotify (https://brandsweets.com/colors/brands/spotify), 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 #289f50 in 5 real palettes, including DuckDuckGo's brand system and Coinbase's brand system, as the supporting colour. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #289f50: 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 #289f50, as the text colour against it. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #289f50 in 6 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), Coinbase (https://brandsweets.com/colors/brands/coinbase), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #289f50 in 10 real palettes, including Instacart's brand system and Acer's brand system, as the lead colour. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Acer (https://brandsweets.com/colors/brands/acer-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #289f50 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): 3.41:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #228743 (4.55:1); AA: background → #242424 (4.56:1); AAA: text → #1a6633 (7.02:1)
- On black (#000000): 6.17:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2bab56 (7.06:1)

## Curated palettes containing it

- **Console Light** (technical, clean, light) — #2563eb, #52525b, #16a34a, #fafafa, #18181b — A sober docs palette: one blue for interactive, one green for success, zinc greys for everything else. — tool: https://brandsweets.com/palettes/new/2563eb-52525b-16a34a-fafafa-18181b — collection: https://brandsweets.com/palettes/technical
- **Telehealth** (modern, cool, friendly) — #2563eb, #93c5fd, #16a34a, #ffffff, #14213d — Friendly blue with a soft tint and a green all-clear — approachable care with a tech backbone. — tool: https://brandsweets.com/palettes/new/2563eb-93c5fd-16a34a-ffffff-14213d — collection: https://brandsweets.com/palettes/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/289f50-a2beaf-c259d4-1f2d2a-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: "#289f50" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.