# #66fa86

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

## Values

- Hex: `#66fa86`
- RGB: rgb(102, 250, 134)
- HSL: hsl(133, 94%, 69%)
- OKLCH: oklch(0.879 0.202 148)
- Relative luminance: 0.7292
- Nearest named color: Flora (#73fa79, Δ 1.431) — https://brandsweets.com/colors/flora
- Moods: vivid
- Page: https://brandsweets.com/colors/66fa86

## Tints & shades

- Tints (toward white): #74fb92, #83fb9d, #92fca9, #a1fcb5, #b0fdc0, #bafdc8, #c9fdd4, #d7fee0, #e6feeb, #f5fff7
- Shades (toward black): #48f96e, #25f853, #08f73c, #07d533, #06b72c, #059424, #04771d, #035414, #02360d, #011405

## Harmonies

- Complementary: #fa66da
- Analogous: #90fa66, #66fad0
- Triadic: #8666fa, #fa8666
- Split-complementary: #d066fa, #fa6690
- Tetradic: #6690fa, #fa66da, #fad066

## Colors that go with #66fa86

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 #66fa86 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 body-text near-black for #66fa86: 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 [pool] — Designers have shipped Deep Sky Blue with #66fa86: 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
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #66fa86: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #66fa86: 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 #66fa86, 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 #66fa86 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 #66fa86, 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): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #048620 (4.73:1); AA: background → #616161 (4.6:1); AAA: text → #036819 (7:1); AAA: background → #454545 (7.11:1)
- On black (#000000): 15.58:1 — 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/66fa86-a2beab-b84edf-1f2d28-ebf1e9?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: "#66fa86" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.