Color

#3cabe7

#3cabe7
hex#3cabe7
rgbrgb(60, 171, 231)
hslhsl(201, 78%, 57%)
oklchoklch(0.705 0.131 236.9)
Closest name: Cerulean (#55aaee)Relative luminance 0.3586

Colors that go with #3cabe7

Charcoal, Peru and Amber 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 →

#e7783c

#3ce7cd · #3c55e7

#e73cab · #abe73c

Split-complementary

Open in tool →

#e73c55 · #e7cd3c

#cd3ce7 · #e7783c · #55e73c

Contrast

#3cabe7 as textRatioAAAA largeAAAFix
Aaon white
2.57:1failfailfail
  • AA: use #167bb1 as the text (4.66:1)
  • AAA: use #115e88 as the text (7.05:1)
  • AA: or shift the background to #383838 (4.56:1)
  • AAA: or shift the background to #141414 (7.17:1)
Aaon black
8.17:1passpasspassPasses 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 #3cabe7 as the background.

Brands using this color

Fonts for this mood

#3cabe7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3cabe7
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 #3cabe7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cabe7-9cb1c4-df4e62-1f222d-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