# #57fa90

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

## Values

- Hex: `#57fa90`
- RGB: rgb(87, 250, 144)
- HSL: hsl(141, 94%, 66%)
- OKLCH: oklch(0.876 0.199 151.3)
- Relative luminance: 0.7241
- Nearest named color: Illicit Green (#56fca2, Δ 2.044) — https://brandsweets.com/colors/illicit-green
- Moods: vivid
- Page: https://brandsweets.com/colors/57fa90

## Tints & shades

- Tints (toward white): #66fa9a, #74fba3, #88fbb1, #97fcba, #a6fcc4, #b5fdce, #c4fdd8, #d7fee5, #e6feef, #f5fff8
- Shades (toward black): #39f97c, #1bf869, #07e956, #06cb4b, #05ad40, #048f35, #04722a, #024f1d, #023112, #011407

## Harmonies

- Complementary: #fa57c1
- Analogous: #6ffa57, #57fae1
- Triadic: #9057fa, #fa9057
- Split-complementary: #e157fa, #fa576f
- Tetradic: #576ffa, #fa57c1, #fae157

## Colors that go with #57fa90

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: complementary] — Violet sits directly opposite #57fa90 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/violet
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #57fa90: softer than #000 and cool enough to feel like part of the same palette. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #57fa90: 3 real palettes, including Prime Video's brand system and Remix's brand system, as the supporting colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #57fa90: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightcoral
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #57fa90: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — Two real palettes: MongoDB's brand system and Robinhood's brand system put Blue beside #57fa90, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #57fa90 in two real palettes: Wise's brand system and Formula 1's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com). — https://brandsweets.com/colors/crimson
- **Lime Green** #32cd32 [pool] — Two real palettes: Duolingo's brand system and Monster Energy's brand system put Lime Green beside #57fa90, as the lead colour. Seen in: Duolingo (https://brandsweets.com/colors/brands/duolingo), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/limegreen

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

- On white (#ffffff): 1.36:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #048631 (4.71:1); AA: background → #616161 (4.57:1); AAA: text → #036325 (7.46:1); AAA: background → #454545 (7.07:1)
- On black (#000000): 15.48:1 — 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/57fa90-a2beaf-c459d4-1f2d2a-eaf1e9?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: "#57fa90" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.