# #0bb151

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

## Values

- Hex: `#0bb151`
- RGB: rgb(11, 177, 81)
- HSL: hsl(145, 88%, 37%)
- OKLCH: oklch(0.665 0.182 149.7)
- Relative luminance: 0.3211
- Nearest named color: Fennel Fiasco (#00aa44, Δ 2.237) — https://brandsweets.com/colors/fennel-fiasco
- Moods: vivid
- Page: https://brandsweets.com/colors/0bb151

## Tints & shades

- Tints (toward white): #0dce5e, #0feb6b, #27f17b, #44f38d, #66f5a1, #82f7b3, #9ff9c5, #bcfbd6, #d9fde8, #f5fef9
- Shades (toward black): #0aa34a, #099041, #08813b, #077334, #06652e, #055125, #04431e, #033518, #02220f, #011309

## Harmonies

- Complementary: #b10b6c
- Analogous: #19b10b, #0bb1a4
- Triadic: #510bb1, #b1510b
- Split-complementary: #a40bb1, #b10b19
- Tetradic: #0b19b1, #b10b6c, #b1a40b

## Colors that go with #0bb151

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 #0bb151: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), N26 (https://brandsweets.com/colors/brands/n26-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Spotify's brand system and Unity's brand system put Blue beside #0bb151, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #0bb151 in 5 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), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #0bb151 in 9 real palettes, including Obsidian's brand system and Chime's brand system, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Chime (https://brandsweets.com/colors/brands/chime-com), Meadow (https://brandsweets.com/palettes/light#meadow), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/taupe
- **Fuchsia** #ff00ff [harmony: complementary] — Fuchsia sits directly opposite #0bb151 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/fuchsia
- **Medium Purple** #9370db [harmony, pool: split] — Medium Purple is a split-complement of #0bb151: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/mediumpurple
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #0bb151 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #0bb151 in 3 real palettes, including Playground and Learning App, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Learning App (https://brandsweets.com/palettes/playful#learning-app), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 2.83:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #09863d (4.68:1); AA: background → #303030 (4.66:1); AAA: text → #06652e (7.22:1); AAA: background → #080808 (7.08:1)
- On black (#000000): 7.42:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/0bb151-a2beb1-cc59d4-1f2d2b-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: "#0bb151" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.