# #b5e71d

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

## Values

- Hex: `#b5e71d`
- RGB: rgb(181, 231, 29)
- HSL: hsl(75, 81%, 51%)
- OKLCH: oklch(0.862 0.209 124.2)
- Relative luminance: 0.6706
- Nearest named color: Inchworm (#b2ec5d, Δ 3.321) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/b5e71d

## Tints & shades

- Tints (toward white): #bcea34, #c2ec46, #caee5d, #d1f075, #d9f38c, #dff59e, #e7f7b5, #eefacc, #f4fcdf, #fcfef6
- Shades (toward black): #a5d416, #96c214, #85ab12, #739410, #64810e, #526a0b, #405309, #2f3c06, #202a04, #0e1202

## Harmonies

- Complementary: #4f1de7
- Analogous: #e7b51d, #4fe71d
- Triadic: #1db5e7, #e71db5
- Split-complementary: #1d4fe7, #b51de7
- Tetradic: #1de7b5, #4f1de7, #e71d4f

## Colors that go with #b5e71d

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 MongoDB's brand system put Blue beside #b5e71d, 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), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #b5e71d in 6 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), Ferrari (https://brandsweets.com/colors/brands/ferrari-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Red** #ff0000 [pool] — Red is paired with #b5e71d 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), Paddle (https://brandsweets.com/colors/brands/paddle-com), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/red
- **Taupe** #483c32 [pool] — Taupe is paired with #b5e71d in 5 real palettes, including Crayon Box and Citrus Grove, as the text colour against it. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Calvin Klein (https://brandsweets.com/colors/brands/calvinklein-us). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #b5e71d 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 #b5e71d: 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 #b5e71d: 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 Pink** #ff1493 [pool] — 3 real palettes, including Night Market and Arcade put Deep Pink beside #b5e71d, as the supporting colour. Seen in: Night Market (https://brandsweets.com/palettes/vivid#night-market), Arcade (https://brandsweets.com/palettes/vivid#arcade), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com). — https://brandsweets.com/colors/deeppink

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

- On white (#ffffff): 1.46:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #617d0d (4.72:1); AA: background → #5c5c5c (4.59:1); AAA: text → #485c0a (7.47:1); AAA: background → #404040 (7.12:1)
- On black (#000000): 14.41:1 — 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/b5e71d-b4bea2-4e70df-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: "#b5e71d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.