# #66eaaa

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

## Values

- Hex: `#66eaaa`
- RGB: rgb(102, 234, 170)
- HSL: hsl(151, 76%, 66%)
- OKLCH: oklch(0.846 0.149 159.6)
- Relative luminance: 0.6457
- Nearest named color: Jittery Jade (#77eebb, Δ 2.805) — https://brandsweets.com/colors/jittery-jade
- Moods: vivid
- Page: https://brandsweets.com/colors/66eaaa

## Tints & shades

- Tints (toward white): #74ecb2, #81eeb9, #93f0c3, #a1f2cb, #aef4d2, #bcf6da, #c9f8e1, #dbfaeb, #e9fcf3, #f6fefa
- Shades (toward black): #4be79c, #31e38d, #1dd37b, #19b86b, #159d5c, #12824c, #0e673c, #0a482a, #062d1a, #02120a

## Harmonies

- Complementary: #ea66a6
- Analogous: #66ea69, #66e8ea
- Triadic: #aa66ea, #eaaa66
- Split-complementary: #ea66e8, #ea6966
- Tetradic: #6966ea, #ea66a6, #e8ea66

## Colors that go with #66eaaa

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 text near-black for #66eaaa: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Docker (https://brandsweets.com/colors/brands/docker-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #66eaaa in 4 real palettes, including Formula 1's brand system and Wise's brand system, as the supporting colour. Seen in: Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Wise (https://brandsweets.com/colors/brands/wise-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Taupe** #483c32 [pool] — Taupe is paired with #66eaaa in 8 real palettes, including Astro's brand system and 7-Eleven's brand system, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #66eaaa 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
- **Plum** #dda0dd [harmony, pool: split] — Plum is a split-complement of #66eaaa: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #66eaaa: 3 real palettes, including Prime Video's brand system and Astro's brand system, as the supporting colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #66eaaa: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightcoral
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #66eaaa in two real palettes: Neon's brand system and Canopy, as the supporting colour. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/hunter-green

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

- On white (#ffffff): 1.51:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #12874e (4.56:1); AA: background → #595959 (4.64:1); AAA: text → #0d633a (7.34:1); AAA: background → #3d3d3d (7.2:1)
- On black (#000000): 13.91:1 — 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/66eaaa-a2beb4-d459d0-1f2d2c-e9f1ea?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: "#66eaaa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.