Color

#57afdb

#57afdb
hex#57afdb
rgbrgb(87, 175, 219)
hslhsl(200, 65%, 60%)
oklchoklch(0.717 0.106 232.7)
Closest name: Cousteau (#55a9d6)Relative luminance 0.378

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#db8357

#57dbc5 · #576ddb

#db57af · #afdb57

Split-complementary

Open in tool →

#db576d · #dbc557

#c557db · #db8357 · #6ddb57

Contrast

#57afdb as textRatioAAAA largeAAAFix
Aaon white
2.45:1failfailfail
  • AA: use #247ca8 as the text (4.64:1)
  • AAA: use #1b5d7e as the text (7.21:1)
  • AA: or shift the background to #3b3b3b (4.57:1)
  • AAA: or shift the background to #1a1a1a (7.09:1)
Aaon black
8.56:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57afdb as the background.

Brands using this color

Fonts for this mood

#57afdb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #57afdb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #57afdb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57afdb-9cb2c4-df4e64-1f232d-e9f1f0?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md