Color

#3cdbfb

#3cdbfb
hex#3cdbfb
rgbrgb(60, 219, 251)
hslhsl(190, 96%, 61%)
oklchoklch(0.825 0.133 214.8)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5859

Colors that go with #3cdbfb

Charcoal, Taupe and Salmon 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb5c3c

#3cfbbb · #3c7cfb

#fb3cdb · #dbfb3c

Split-complementary

Open in tool →

#fb3c7c · #fbbb3c

#bb3cfb · #fb5c3c · #7cfb3c

Contrast

#3cdbfb as textRatioAAAA largeAAAFix
Aaon white
1.65:1failfailfail
  • AA: use #037d96 as the text (4.8:1)
  • AAA: use #026073 as the text (7.18:1)
  • AA: or shift the background to #545454 (4.59:1)
  • AAA: or shift the background to #383838 (7.1:1)
Aaon black
12.72:1passpasspassPasses 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 #3cdbfb 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

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

mcpConnect your agent — build around #3cdbfb
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 #3cdbfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cdbfb-a2b6be-df4e7c-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