# #288f3b

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

## Values

- Hex: `#288f3b`
- RGB: rgb(40, 143, 59)
- HSL: hsl(131, 56%, 36%)
- OKLCH: oklch(0.573 0.153 146.2)
- Relative luminance: 0.2041
- Nearest named color: Forest Green (#228b22, Δ 2.375) — https://brandsweets.com/colors/forestgreen
- Moods: neutral
- Page: https://brandsweets.com/colors/288f3b

## Tints & shades

- Tints (toward white): #2fa745, #36bf4f, #4ccd64, #64d378, #7cda8d, #94e1a2, #abe7b6, #c7efcf, #dff6e3, #f7fdf8
- Shades (toward black): #258336, #227731, #1d672b, #1a5b26, #165021, #13441c, #103817, #0b2810, #081c0c, #041007

## Harmonies

- Complementary: #8f287c
- Analogous: #498f28, #288f6f
- Triadic: #3b288f, #8f3b28
- Split-complementary: #6f288f, #8f2849
- Tetradic: #28498f, #8f287c, #8f6f28

## Colors that go with #288f3b

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 #288f3b: 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), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #288f3b — 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), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #288f3b — 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), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #288f3b: 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 Paramount+'s brand system put Midnight Blue beside #288f3b, as the text colour against it. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #288f3b in 9 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 #288f3b 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 Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #288f3b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred

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

- On white (#ffffff): 4.13:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #268738 (4.56:1); AA: background → #121212 (4.53:1); AAA: text → #1c6329 (7.33:1)
- On black (#000000): 5.08:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #30ab47 (7.04:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/288f3b-a2beaa-b34edf-1f2d28-ecf1e9?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: "#288f3b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.