# #63cfc2

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

## Values

- Hex: `#63cfc2`
- RGB: rgb(99, 207, 194)
- HSL: hsl(173, 53%, 60%)
- OKLCH: oklch(0.787 0.102 184.9)
- Relative luminance: 0.5117
- Nearest named color: Hidden Sea Glass (#6fd1c9, Δ 1.545) — https://brandsweets.com/colors/hidden-sea-glass
- Moods: neutral
- Page: https://brandsweets.com/colors/63cfc2

## Tints & shades

- Tints (toward white): #73d4c9, #82d9cf, #8edcd3, #9de1d9, #ade6df, #bdebe5, #ccefeb, #d8f3f0, #e8f8f6, #f7fdfc
- Shades (toward black): #4cc8b9, #3bbfb0, #34a89a, #2e9488, #267d73, #1f655d, #19524b, #123b36, #0c2724, #05100e

## Harmonies

- Complementary: #cf6370
- Analogous: #63cf8c, #63a6cf
- Triadic: #c263cf, #cfc263
- Split-complementary: #cf63a6, #cf8c63
- Tetradic: #8c63cf, #cf6370, #a6cf63

## Colors that go with #63cfc2

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 #63cfc2: 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), Coastal (https://brandsweets.com/palettes/cool#coastal), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #63cfc2 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
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Uber's brand system put Blue beside #63cfc2, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Uber (https://brandsweets.com/colors/brands/uber-com), Unity (https://brandsweets.com/colors/brands/unity-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #63cfc2 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), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Formula 1 (https://brandsweets.com/colors/brands/formula1-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #63cfc2: 5 real palettes, including Salesforce's brand system and Astro's brand system, as the lead colour. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Astro (https://brandsweets.com/colors/brands/astro-build), Max (https://brandsweets.com/colors/brands/max-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #63cfc2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Blossom (https://brandsweets.com/palettes/light#blossom), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/plum
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #63cfc2: 4 real palettes, including Audible's brand system and Crypto.com's brand system, as the supporting colour. Seen in: Audible (https://brandsweets.com/colors/brands/audible-com), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Steam (https://brandsweets.com/colors/brands/steampowered-com). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #63cfc2 in 6 real palettes, including Docker's brand system and Brilliant's brand system, as the supporting colour. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 1.87:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #288176 (4.68:1); AA: background → #4d4d4d (4.52:1); AAA: text → #1e625a (7.12:1); AAA: background → #303030 (7.06:1)
- On black (#000000): 11.23:1 — 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/63cfc2-a2bebe-d459a3-1f292d-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: "#63cfc2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.