Color

#3ca6d7

#3ca6d7
hex#3ca6d7
rgbrgb(60, 166, 215)
hslhsl(199, 66%, 54%)
oklchoklch(0.686 0.119 232.5)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3314

Colors that go with #3ca6d7

Charcoal, Tomato and Bronze 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 →

#d76d3c

#3cd7bb · #3c59d7

#d73ca6 · #a6d73c

Split-complementary

Open in tool →

#d73c59 · #d7bb3c

#bb3cd7 · #d76d3c · #59d73c

Contrast

#3ca6d7 as textRatioAAAA largeAAAFix
Aaon white
2.75:1failfailfail
  • AA: use #227ca5 as the text (4.67:1)
  • AAA: use #1a5f7f as the text (7.03:1)
  • AA: or shift the background to #333333 (4.59:1)
  • AAA: or shift the background to #0d0d0d (7.06:1)
Aaon black
7.63:1passpasspassPasses 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 #3ca6d7 as the background.

Brands using this color

Fonts for this mood

#3ca6d7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ca6d7
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 #3ca6d7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ca6d7-9cb3c4-df4e66-1f232d-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