Color

#57c2ef

#57c2ef
hex#57c2ef
rgbrgb(87, 194, 239)
hslhsl(198, 83%, 64%)
oklchoklch(0.769 0.117 228.8)
Closest name: Blue Mana (#68c2f5)Relative luminance 0.4684

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef8557

#57efd1 · #5775ef

#ef57c2 · #c2ef57

Split-complementary

Open in tool →

#ef5775 · #efd157

#d157ef · #ef8557 · #75ef57

Contrast

#57c2ef as textRatioAAAA largeAAAFix
Aaon white
2.03:1failfailfail
  • AA: use #107ead as the text (4.56:1)
  • AAA: use #0c5f83 as the text (7.05:1)
  • AA: or shift the background to #474747 (4.59:1)
  • AAA: or shift the background to #292929 (7.18:1)
Aaon black
10.37:1passpasspassPasses 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 #57c2ef 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

#57c2ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #57c2ef
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 #57c2ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57c2ef-9cb3c4-df4e69-1f232d-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