# #057c99

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

## Values

- Hex: `#057c99`
- RGB: rgb(5, 124, 153)
- HSL: hsl(192, 94%, 31%)
- OKLCH: oklch(0.544 0.099 222)
- Relative luminance: 0.1675
- Nearest named color: Bleu Ciel (#007ba1, Δ 1.397) — https://brandsweets.com/colors/bleu-ciel
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/057c99

## Tints & shades

- Tints (toward white): #0698bc, #07afda, #0dc9f8, #2fd0f9, #52d8fa, #70dffb, #92e7fc, #b5eefd, #d2f5fe, #f5fdff
- Shades (toward black): #04708b, #046881, #045c72, #035063, #034859, #023c4a, #02303b, #01242d, #011c23, #011014

## Harmonies

- Complementary: #992205
- Analogous: #05996d, #053199
- Triadic: #99057c, #7c9905
- Split-complementary: #990531, #996d05
- Tetradic: #6d0599, #992205, #319905

## Colors that go with #057c99

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 #057c99: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Gusto (https://brandsweets.com/colors/brands/gusto-com), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #057c99: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [harmony, pool: analogous] — Denim is #057c99's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Discover (https://brandsweets.com/colors/brands/discover-com), Capital One (https://brandsweets.com/colors/brands/capitalone-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com). — https://brandsweets.com/colors/denim
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #057c99 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust
- **Amber** #ffbf00 [pool] — Amber is paired with #057c99 in 7 real palettes, including Lemon Squeezy's brand system and Beach Hut, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #057c99: 7 real palettes, including Glacier and Hershey's's brand system, as the accent. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #057c99: 5 real palettes, including Riverbed and Dusk, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Dusk (https://brandsweets.com/palettes/cool#dusk), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #057c99: 4 real palettes, including Deep Water and Venmo's brand system, as the lead colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 4.83:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #046077 (7.13:1)
- On black (#000000): 4.35:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #05809e (4.59:1); AA: background → #f7f7f7 (4.51:1); AAA: text → #06a4cb (7.18:1)

## 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/057c99-a2b5be-df4e77-1f242d-e9f1ef?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: "#057c99" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.