# #4cd1e6

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#4cd1e6`
- RGB: rgb(76, 209, 230)
- HSL: hsl(188, 75%, 60%)
- OKLCH: oklch(0.797 0.117 209.9)
- Relative luminance: 0.5285
- Nearest named color: mediumturquoise (#48d1cc, Δ 3.855) — https://brandsweets.com/colors/mediumturquoise
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/4cd1e6

## Tints & shades

- Tints (toward white): #5ed6e8, #70daeb, #7edeed, #8fe2ef, #a1e7f2, #b3ebf4, #c5f0f7, #d2f4f9, #e4f8fb, #f6fdfe
- Shades (toward black): #32cae2, #1fc2db, #1baac0, #1896aa, #147e8f, #116774, #0d535e, #0a3b43, #06282d, #031012

## Harmonies

- Complementary: #e6614c
- Analogous: #4ce6ad, #4c85e6
- Triadic: #e64cd1, #d1e64c
- Split-complementary: #e64c85, #e6ad4c
- Tetradic: #ad4ce6, #e6614c, #85e64c

## Colors that go with #4cd1e6

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 #4cd1e6: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #4cd1e6 in 4 real palettes, including Riot Games's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-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
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #4cd1e6: 4 real palettes, including Patreon's brand system and Opensea's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/dodgerblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #4cd1e6: 4 real palettes, including Audible's brand system and Steam's brand system, as the supporting colour. Seen in: Audible (https://brandsweets.com/colors/brands/audible-com), Steam (https://brandsweets.com/colors/brands/steampowered-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #4cd1e6 in 5 real palettes, including Telehealth and 1password's brand system, as the lead colour. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), 1password (https://brandsweets.com/colors/brands/1password-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 5 real palettes, including Still Water and Dusty Blue put Slate Gray beside #4cd1e6, as the lead colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark). — https://brandsweets.com/colors/slategray
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #4cd1e6: 4 real palettes, including Glacier and Astro's brand system, as the lead colour. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Astro (https://brandsweets.com/colors/brands/astro-build), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/steelblue
- **Salmon** #fa8072 [harmony: complementary] — Salmon sits directly opposite #4cd1e6 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/salmon

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

- On white (#ffffff): 1.82:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #158293 (4.52:1); AA: background → #4f4f4f (4.51:1); AAA: text → #0f5f6b (7.32:1); AAA: background → #303030 (7.27:1)
- On black (#000000): 11.57:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/4cd1e6-a2b7be-df4e81-1f252d-e9f1ee?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: "#4cd1e6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.