Color

#57adbc

#57adbc
hex#57adbc
rgbrgb(87, 173, 188)
hslhsl(189, 43%, 54%)
oklchoklch(0.7 0.086 210.3)
Closest name: Frozen Wave (#56acca)Relative luminance 0.3554

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc6657

#57bc99 · #577bbc

#bc57ad · #adbc57

Split-complementary

Open in tool →

#bc577b · #bc9957

#9957bc · #bc6657 · #7bbc57

Contrast

#57adbc as textRatioAAAA largeAAAFix
Aaon white
2.59:1failfailfail
  • AA: use #377e8b as the text (4.65:1)
  • AAA: use #2a606a as the text (7.05:1)
  • AA: or shift the background to #383838 (4.53:1)
  • AAA: or shift the background to #141414 (7.11:1)
Aaon black
8.11:1passpasspassPasses 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 #57adbc 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

#57adbc reads as cool, modern. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/57adbc-a2b7be-df4e7e-1f252d-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