Color

#57ccdb

#57ccdb
hex#57ccdb
rgbrgb(87, 204, 219)
hslhsl(187, 65%, 60%)
oklchoklch(0.784 0.106 206.8)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5033

Tints & shades

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

Harmonies

Complementary

Open in tool →

#db6657

#57dba8 · #578adb

#db57cc · #ccdb57

Split-complementary

Open in tool →

#db578a · #dba857

#a857db · #db6657 · #8adb57

Contrast

#57ccdb as textRatioAAAA largeAAAFix
Aaon white
1.9:1failfailfail
  • AA: use #1e828f as the text (4.52:1)
  • AAA: use #166069 as the text (7.21:1)
  • AA: or shift the background to #4a4a4a (4.67:1)
  • AAA: or shift the background to #2e2e2e (7.16:1)
Aaon black
11.07:1passpasspassPasses 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 #57ccdb as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

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

mcpConnect your agent — build around #57ccdb
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 #57ccdb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57ccdb-a2b8be-df4e83-1f262d-e9f1ee?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