# #57adef

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

## Values

- Hex: `#57adef`
- RGB: rgb(87, 173, 239)
- HSL: hsl(206, 83%, 64%)
- OKLCH: oklch(0.722 0.127 244.1)
- Relative luminance: 0.3815
- Nearest named color: Cerulean (#55aaee, Δ 0.853) — https://brandsweets.com/colors/cerulean
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/57adef

## Tints & shades

- Tints (toward white): #65b4f1, #78bdf2, #86c4f4, #98cdf5, #a6d4f7, #b4dbf8, #c7e4fa, #d5ebfb, #e8f4fd, #f6fafe
- Shades (toward black): #3ba0ed, #1f92ea, #1482d7, #1171bb, #0f609f, #0c4f83, #0a3e67, #072d4b, #041c2f, #020b13

## Harmonies

- Complementary: #ef9957
- Analogous: #57efe5, #5761ef
- Triadic: #ef57ad, #adef57
- Split-complementary: #ef5761, #efe557
- Tetradic: #e557ef, #ef9957, #61ef57

## Colors that go with #57adef

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 #57adef: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Peru** #cd853f [harmony, pool: complementary] — Peru sits directly opposite #57adef on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate). — https://brandsweets.com/colors/peru
- **Amber** #ffbf00 [pool] — Amber is paired with #57adef in 7 real palettes, including NBA's brand system and Salesforce's brand system, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Warp's brand system and Canva's brand system put Blue beside #57adef, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #57adef in 4 real palettes, including Learning App and Elastic's brand system, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #57adef: 8 real palettes, including Coca-Cola's brand system and Venmo's brand system, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Apple (https://brandsweets.com/colors/brands/apple-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #57adef in 4 real palettes, including Prime Video's brand system and Miro's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Miro (https://brandsweets.com/colors/brands/miro-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com). — https://brandsweets.com/colors/gold
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #57adef in 4 real palettes, including Terminal and Spotify's brand system, as the lead colour. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 2.43:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #137ac9 (4.51:1); AA: background → #3b3b3b (4.6:1); AAA: text → #0e5b95 (7.12:1); AAA: background → #1c1c1c (7:1)
- On black (#000000): 8.63:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Calm** — primary #3cb0ec (Δ 1.979) — https://brandsweets.com/colors/brands/calm-com

## 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/57adef-9caec4-df4e56-1f212d-e9f1f1?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: "#57adef" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.