# #b4db57

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

## Values

- Hex: `#b4db57`
- RGB: rgb(180, 219, 87)
- HSL: hsl(78, 65%, 60%)
- OKLCH: oklch(0.837 0.164 123.8)
- Relative luminance: 0.6105
- Nearest named color: Badass Grass (#b4da55, Δ 0.269) — https://brandsweets.com/colors/badass-grass
- Moods: vivid
- Page: https://brandsweets.com/colors/b4db57

## Tints & shades

- Tints (toward white): #bbdf68, #c3e278, #c8e585, #d0e996, #d7eca7, #dff0b7, #e6f3c8, #ecf6d5, #f4fae6, #fbfdf7
- Shades (toward black): #a8d63d, #9dce2c, #8ab526, #7aa022, #67871d, #546d17, #435813, #303f0d, #202a09, #0d1104

## Harmonies

- Complementary: #7e57db
- Analogous: #dbc157, #71db57
- Triadic: #57b4db, #db57b4
- Split-complementary: #5771db, #c157db
- Tetradic: #57dbc1, #7e57db, #db5771

## Colors that go with #b4db57

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 #b4db57: 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), Coastal (https://brandsweets.com/palettes/cool#coastal), Lido (https://brandsweets.com/palettes/vivid#lido), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #b4db57 — 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), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #b4db57 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — 5 real palettes, including Binance's brand system and Bumble's brand system put Blue beside #b4db57, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #b4db57 in 7 real palettes, including Wise's brand system and Diner, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Diner (https://brandsweets.com/palettes/vivid#diner), Lay's (https://brandsweets.com/colors/brands/lays-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b4db57: 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), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/denim
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #b4db57's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Supabase (https://brandsweets.com/colors/brands/supabase), Meadow (https://brandsweets.com/palettes/light#meadow), Peloton (https://brandsweets.com/colors/brands/peloton-com). — https://brandsweets.com/colors/emerald-green
- **Red** #ff0000 [pool] — Red is paired with #b4db57 in 5 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), Wired (https://brandsweets.com/colors/brands/wired-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red

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

- On white (#ffffff): 1.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #607e1b (4.67:1); AA: background → #575757 (4.55:1); AAA: text → #475d14 (7.38:1); AAA: background → #3b3b3b (7.05:1)
- On black (#000000): 13.21:1 — 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/b4db57-b2bea2-4e69df-232d1f-f1f0e9?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: "#b4db57" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.