# #66dbb2

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

## Values

- Hex: `#66dbb2`
- RGB: rgb(102, 219, 178)
- HSL: hsl(159, 62%, 63%)
- OKLCH: oklch(0.812 0.123 167.7)
- Relative luminance: 0.567
- Nearest named color: Crystal Gem (#79d0a7, Δ 3.014) — https://brandsweets.com/colors/crystal-gem
- Moods: vivid
- Page: https://brandsweets.com/colors/66dbb2

## Tints & shades

- Tints (toward white): #77dfbb, #83e2c1, #94e6c9, #a0e9cf, #b1edd8, #bdefde, #cdf3e6, #daf6ec, #eafaf5, #f7fdfb
- Shades (toward black): #4dd5a6, #35d099, #2cba88, #26a176, #218c67, #1b7455, #155b43, #104230, #0a291e, #04110c

## Harmonies

- Complementary: #db668f
- Analogous: #66db78, #66cadb
- Triadic: #b266db, #dbb266
- Split-complementary: #db66ca, #db7866
- Tetradic: #7866db, #db668f, #cadb66

## Colors that go with #66dbb2

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 #66dbb2: 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), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #66dbb2 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom), Netlify (https://brandsweets.com/colors/brands/netlify-com). — https://brandsweets.com/colors/plum
- **Crimson** #dc143c [pool] — Crimson is paired with #66dbb2 in 5 real palettes, including Tiffany & Co.'s brand system and Formula 1's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #66dbb2: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #66dbb2 in 18 real palettes, including Mint Chip and Astro's brand system, as the text colour against it. Seen in: Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Astro (https://brandsweets.com/colors/brands/astro-build), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/taupe
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #66dbb2: 5 real palettes, including Mint Chip and Oatly's brand system, as the accent. Seen in: Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/wheat
- **Blue** #0000ff [pool] — 3 real palettes, including Uber's brand system and Canva's brand system put Blue beside #66dbb2, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 3 real palettes, including Rain Garden and Nursery put Blush Pink beside #66dbb2, as the accent. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Nursery (https://brandsweets.com/palettes/light#nursery), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/blush-pink

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

- On white (#ffffff): 1.7:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1f8461 (4.63:1); AA: background → #525252 (4.59:1); AAA: text → #176349 (7.2:1); AAA: background → #363636 (7.1:1)
- On black (#000000): 12.34:1 — 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/66dbb2-a2beb8-d459c0-1f2c2d-e9f1eb?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: "#66dbb2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.