# #b4e42f

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

## Values

- Hex: `#b4e42f`
- RGB: rgb(180, 228, 47)
- HSL: hsl(76, 77%, 54%)
- OKLCH: oklch(0.855 0.2 124.2)
- Relative luminance: 0.654
- Nearest named color: Inchworm (#b2ec5d, Δ 3.029) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/b4e42f

## Tints & shades

- Tints (toward white): #bae641, #c3e958, #c9ec6a, #d1ef81, #d8f193, #def3a5, #e6f6bb, #edf9cd, #f5fbe4, #fcfef6
- Shades (toward black): #aadd1d, #99c71a, #87b017, #769914, #658311, #536c0e, #42560b, #313f08, #1f2905, #0e1202

## Harmonies

- Complementary: #602fe4
- Analogous: #e4ba2f, #5ae42f
- Triadic: #2fb4e4, #e42fb4
- Split-complementary: #2f5ae4, #ba2fe4
- Tetradic: #2fe4ba, #602fe4, #e42f5a

## Colors that go with #b4e42f

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] — 4 real palettes, including Robinhood's brand system and MongoDB's brand system put Blue beside #b4e42f, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #b4e42f in 7 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
- **Red** #ff0000 [pool] — Red is paired with #b4e42f 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 #b4e42f in 4 real palettes, including Citrus Grove and 7-Eleven's brand system, as the text colour against it. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Acer (https://brandsweets.com/colors/brands/acer-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #b4e42f 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 #b4e42f: 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 #b4e42f: 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
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #b4e42f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 1.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #617e10 (4.67:1); AA: background → #595959 (4.7:1); AAA: text → #495f0c (7.18:1); AAA: background → #3d3d3d (7.28:1)
- On black (#000000): 14.08:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Neobank** (vivid, bold, modern) — #6d28d9, #0f0f0f, #a3e635, #ffffff — Purple-and-lime is the challenger-bank uniform — high energy, and clearly not a legacy bank. — tool: https://brandsweets.com/palettes/new/6d28d9-0f0f0f-a3e635-ffffff — collection: https://brandsweets.com/palettes/vivid

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/b4e42f-b3bea2-4e6edf-232d1f-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: "#b4e42f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.