# #66eae8

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

## Values

- Hex: `#66eae8`
- RGB: rgb(102, 234, 232)
- HSL: hsl(179, 76%, 66%)
- OKLCH: oklch(0.864 0.116 193.9)
- Relative luminance: 0.675
- Nearest named color: Bath Water (#88eeee, Δ 3.121) — https://brandsweets.com/colors/bath-water
- Moods: vivid
- Page: https://brandsweets.com/colors/66eae8

## Tints & shades

- Tints (toward white): #74ecea, #81eeec, #93f0ef, #a1f2f1, #aef4f3, #bcf6f5, #c9f8f7, #dbfafa, #e9fcfc, #f6fefe
- Shades (toward black): #4be7e4, #31e3e0, #1dd3d0, #19b8b5, #159d9b, #128280, #0e6766, #0a4847, #062d2c, #021212

## Harmonies

- Complementary: #ea6669
- Analogous: #66eaa6, #66aaea
- Triadic: #e866ea, #eae866
- Split-complementary: #ea66aa, #eaa666
- Tetradic: #a666ea, #ea6669, #aaea66

## Colors that go with #66eae8

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 #66eae8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), UEFA (https://brandsweets.com/colors/brands/uefa-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #66eae8's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Astro (https://brandsweets.com/colors/brands/astro-build), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #66eae8 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Crimson** #dc143c [pool] — Crimson is paired with #66eae8 in 4 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), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Taupe** #483c32 [pool] — Taupe is paired with #66eae8 in 15 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), Boeing (https://brandsweets.com/colors/brands/boeing-com), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/taupe
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #66eae8: 4 real palettes, including Mint Chip and Sorbet, as the accent. Seen in: Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Sorbet (https://brandsweets.com/palettes/light#sorbet), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/wheat
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #66eae8: 3 real palettes, including Bluesky Social's brand system and Opensea's brand system, as the lead colour. Seen in: Bluesky Social (https://brandsweets.com/colors/brands/bsky-app), Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/dodgerblue
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #66eae8 in 3 real palettes, including Canopy and Neon's brand system, as the lead colour. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Neon (https://brandsweets.com/colors/brands/neon-tech), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch). — https://brandsweets.com/colors/hunter-green

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

- On white (#ffffff): 1.45:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #128280 (4.64:1); AA: background → #5c5c5c (4.62:1); AAA: text → #0d6361 (7.06:1); AAA: background → #404040 (7.16:1)
- On black (#000000): 14.5:1 — 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/66eae8-a2bbbe-d45996-1f272d-e9f1ed?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: "#66eae8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.