# #66c2ae

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

## Values

- Hex: `#66c2ae`
- RGB: rgb(102, 194, 174)
- HSL: hsl(167, 43%, 58%)
- OKLCH: oklch(0.751 0.093 177.7)
- Relative luminance: 0.4446
- Nearest named color: Cockatoo (#58c8b6, Δ 1.786) — https://brandsweets.com/colors/cockatoo
- Moods: neutral
- Page: https://brandsweets.com/colors/66c2ae

## Tints & shades

- Tints (toward white): #74c8b6, #83cebd, #92d3c5, #a0d9cd, #afdfd5, #bde5dc, #ccebe4, #dbf0ec, #e9f6f3, #f8fcfb
- Shades (toward black): #54bba4, #44ab95, #3d9985, #348372, #2d7162, #265f52, #1d493f, #163730, #0d211d, #060f0d

## Harmonies

- Complementary: #c2667a
- Analogous: #66c280, #66a8c2
- Triadic: #ae66c2, #c2ae66
- Split-complementary: #c266a8, #c28066
- Tetradic: #8066c2, #c2667a, #a8c266

## Colors that go with #66c2ae

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 #66c2ae: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Docker (https://brandsweets.com/colors/brands/docker-com), N26 (https://brandsweets.com/colors/brands/n26-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #66c2ae on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Crimson** #dc143c [pool] — Crimson is paired with #66c2ae in 4 real palettes, including Tiffany & Co.'s brand system and Riot Games's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #66c2ae in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/darkolivegreen
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #66c2ae in 4 real palettes, including 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), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/hunter-green
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Open House and First Snow put Midnight Blue beside #66c2ae, as the text colour against it. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Confluent (https://brandsweets.com/colors/brands/confluent-io), Ford (https://brandsweets.com/colors/brands/ford-com). — https://brandsweets.com/colors/midnightblue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Crayon Box and Fresh Juice put Mustard Yellow beside #66c2ae, as the accent. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Lido (https://brandsweets.com/palettes/vivid#lido), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #66c2ae in 4 real palettes, including Brilliant's brand system and Khan Academy's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Docker (https://brandsweets.com/colors/brands/docker-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 2.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #348372 (4.53:1); AA: background → #454545 (4.52:1); AAA: text → #276256 (7.08:1); AAA: background → #262626 (7.13:1)
- On black (#000000): 9.89:1 — 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/66c2ae-a2bebb-d459af-1f2a2d-e9f1ec?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: "#66c2ae" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.