# #258b1d

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

## Values

- Hex: `#258b1d`
- RGB: rgb(37, 139, 29)
- HSL: hsl(116, 65%, 33%)
- OKLCH: oklch(0.558 0.171 142.1)
- Relative luminance: 0.1895
- Nearest named color: Forest Green (#228b22, Δ 0.315) — https://brandsweets.com/colors/forestgreen
- Moods: vivid
- Page: https://brandsweets.com/colors/258b1d

## Tints & shades

- Tints (toward white): #2da824, #33c229, #44d539, #5cda52, #77e170, #8fe689, #abeca7, #c3f2c0, #dff8dd, #f7fdf7
- Shades (toward black): #217e1b, #1e7218, #1b6515, #175813, #155011, #12430e, #0e370c, #0b2a09, #081d06, #041104

## Harmonies

- Complementary: #841d8b
- Analogous: #5b8b1d, #1d8b4d
- Triadic: #1d258b, #8b1d25
- Split-complementary: #4d1d8b, #8b1d5b
- Tetradic: #1d5b8b, #841d8b, #8b4d1d

## Colors that go with #258b1d

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #258b1d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #258b1d: 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). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #258b1d — 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). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #258b1d: 5 real palettes, including Xbox's brand system and Intel's brand system, as the supporting colour. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), 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). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #258b1d in 8 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
- **Dark Orchid** #9932cc [harmony: complementary] — Dark Orchid sits directly opposite #258b1d 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/darkorchid
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #258b1d: 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
- **Blue** #0000ff [pool] — 3 real palettes, including Instacart's brand system and Kia's brand system put Blue beside #258b1d, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Kia (https://brandsweets.com/colors/brands/kia-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 4.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #24871d (4.61:1); AA: background → #0a0a0a (4.52:1); AAA: text → #1b6515 (7.19:1)
- On black (#000000): 4.79:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2ead25 (7.12:1)

## Brands using this color

- **Instacart** — secondary #108910 (Δ 1.343) — https://brandsweets.com/colors/brands/instacart-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/258b1d-a2bea3-8f4edf-1f2d24-eef1e9?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: "#258b1d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.