# #b3fc59

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

## Values

- Hex: `#b3fc59`
- RGB: rgb(179, 252, 89)
- HSL: hsl(87, 96%, 67%)
- OKLCH: oklch(0.912 0.205 130.3)
- Relative luminance: 0.7993
- Nearest named color: greenyellow (#adff2f, Δ 2.892) — https://brandsweets.com/colors/greenyellow
- Moods: vivid
- Page: https://brandsweets.com/colors/b3fc59

## Tints & shades

- Tints (toward white): #bafc69, #c1fc78, #c8fd87, #cffd96, #d8fdaa, #dffeb9, #e6fec8, #edfed7, #f3fee6, #fafff5
- Shades (toward black): #a5fb3c, #95fa19, #86f005, #75d204, #65b404, #519103, #407302, #305502, #1c3201, #0b1400

## Harmonies

- Complementary: #a35afc
- Analogous: #fcf45a, #62fc5a
- Triadic: #5ab3fc, #fc5ab3
- Split-complementary: #5a62fc, #f45afc
- Tetradic: #5afcf4, #a35afc, #fc5a62

## Colors that go with #b3fc59

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

- **Violet** #ee82ee [harmony, pool: complementary] — Violet sits directly opposite #b3fc59 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Gold** #ffd700 [pool] — Gold shows up next to #b3fc59 in 4 real palettes, including Lay's's brand system and Ikea's brand system, as the lead colour. Seen in: Lay's (https://brandsweets.com/colors/brands/lays-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), Paddle (https://brandsweets.com/colors/brands/paddle-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #b3fc59 in 4 real palettes, including Wise's brand system and Heineken's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Heineken (https://brandsweets.com/colors/brands/heineken-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red
- **Blue** #0000ff [pool] — 3 real palettes, including Robinhood's brand system and Snapchat's brand system put Blue beside #b3fc59, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #b3fc59: 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
- **Crimson** #dc143c [pool] — Crimson is paired with #b3fc59 in 3 real palettes, including Wise's brand system and Ferrari's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Ferrari (https://brandsweets.com/colors/brands/ferrari-com), Lay's (https://brandsweets.com/colors/brands/lays-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #b3fc59: 3 real palettes, including JetBrains's brand system and Star Wars's brand system, as the supporting colour. Seen in: JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Miro (https://brandsweets.com/colors/brands/miro-com). — https://brandsweets.com/colors/dodgerblue
- **Taupe** #483c32 [pool] — Taupe is paired with #b3fc59 in 3 real palettes, including Calvin Klein's brand system and Tommy Hilfiger's brand system, as the lead colour. Seen in: Calvin Klein (https://brandsweets.com/colors/brands/calvinklein-us), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 1.24:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #498203 (4.69:1); AA: background → #666666 (4.64:1); AAA: text → #386402 (7.02:1); AAA: background → #4a4a4a (7.17:1)
- On black (#000000): 16.99:1 — 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/b3fc59-aebea2-4e53df-212d1f-f1f1e9?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: "#b3fc59" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.