Color

#3cd8fb

#3cd8fb
hex#3cd8fb
rgbrgb(60, 216, 251)
hslhsl(191, 96%, 61%)
oklchoklch(0.818 0.133 216.8)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5704

Colors that go with #3cd8fb

Charcoal, Dodger Blue and Taupe lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #3cd8fb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb5f3c

#3cfbbf · #3c79fb

#fb3cd8 · #d8fb3c

Split-complementary

Open in tool →

#fb3c79 · #fbbf3c

#bf3cfb · #fb5f3c · #79fb3c

Contrast

#3cd8fb as textRatioAAAA largeAAAFix
Aaon white
1.69:1failfailfail
  • AA: use #037f9b as the text (4.65:1)
  • AAA: use #025e73 as the text (7.37:1)
  • AA: or shift the background to #525252 (4.62:1)
  • AAA: or shift the background to #363636 (7.14:1)
Aaon black
12.41:1passpasspassPasses 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 #3cd8fb as the background.

Brands using this color

Fonts for this mood

#3cd8fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3cd8fb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #3cd8fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cd8fb-a2b6be-df4e7a-1f252d-e9f1ef?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