# #b9e331

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

## Values

- Hex: `#b9e331`
- RGB: rgb(185, 227, 49)
- HSL: hsl(74, 76%, 54%)
- OKLCH: oklch(0.856 0.196 122.7)
- Relative luminance: 0.6547
- Nearest named color: Conifer (#b1dd52, Δ 2.982) — https://brandsweets.com/colors/conifer
- Moods: vivid
- Page: https://brandsweets.com/colors/b9e331

## Tints & shades

- Tints (toward white): #bfe543, #c7e859, #cdeb6b, #d5ee81, #dbf093, #e1f3a5, #e8f6bc, #eef8ce, #f6fbe4, #fcfef6
- Shades (toward black): #b0dc1e, #9ec51b, #8caf18, #7a9915, #688212, #566c0f, #44550c, #323f09, #202806, #0e1202

## Harmonies

- Complementary: #5a31e3
- Analogous: #e3b331, #60e331
- Triadic: #31b9e3, #e331b9
- Split-complementary: #3160e3, #b331e3
- Tetradic: #31e3b3, #5a31e3, #e33160

## Colors that go with #b9e331

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

- **Blue** #0000ff [pool] — 5 real palettes, including Robinhood's brand system and Binance's brand system put Blue beside #b9e331, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #b9e331 in 8 real palettes, including Wise's brand system and Lay's's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Tabloid (https://brandsweets.com/palettes/editorial#tabloid). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b9e331: 7 real palettes, including Ikea's brand system and LEGO's brand system, as the accent. Seen in: Ikea (https://brandsweets.com/colors/brands/ikea-com), LEGO (https://brandsweets.com/colors/brands/lego-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/denim
- **Red** #ff0000 [pool] — Red is paired with #b9e331 in 6 real palettes, including Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Paddle (https://brandsweets.com/colors/brands/paddle-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/red
- **Taupe** #483c32 [pool] — Taupe is paired with #b9e331 in 6 real palettes, including Citrus Grove and Crayon Box, as the text colour against it. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Meadow (https://brandsweets.com/palettes/light#meadow), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #b9e331 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/plum
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #b9e331: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #b9e331: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 1.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #647e11 (4.63:1); AA: background → #595959 (4.7:1); AAA: text → #4b5e0d (7.23:1); AAA: background → #3d3d3d (7.29:1)
- On black (#000000): 14.09:1 — 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/b9e331-b4bea2-4e72df-242d1f-f1efe9?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: "#b9e331" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.