Color

#3cbcdd

#3cbcdd
hex#3cbcdd
rgbrgb(60, 188, 221)
hslhsl(192, 70%, 55%)
oklchoklch(0.74 0.118 219)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4215

Colors that go with #3cbcdd

Charcoal, Denim and Dodger Blue 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 →

#dd5c3c

#3cddac · #3c6cdd

#dd3cbc · #bcdd3c

Split-complementary

Open in tool →

#dd3c6c · #ddac3c

#ac3cdd · #dd5c3c · #6cdd3c

Contrast

#3cbcdd as textRatioAAAA largeAAAFix
Aaon white
2.23:1failfailfail
  • AA: use #1b7f98 as the text (4.63:1)
  • AAA: use #145e71 as the text (7.32:1)
  • AA: or shift the background to #424242 (4.51:1)
  • AAA: or shift the background to #212121 (7.23:1)
Aaon black
9.43:1passpasspassPasses 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 #3cbcdd 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

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

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

tool url/palettes/new/3cbcdd-a2b5be-df4e77-1f242d-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