Color

#c3dbef

#c3dbef
hex#c3dbef
rgbrgb(195, 219, 239)
hslhsl(207, 58%, 85%)
oklchoklch(0.88 0.038 243.3)
Closest name: Fly a Kite (#c8daf5)Relative luminance 0.685

Colors that go with #c3dbef

Charcoal, Lilac and Sandy Brown 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 #c3dbef

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efd7c3

#c3efed · #c3c5ef

#efc3db · #dbefc3

Split-complementary

Open in tool →

#efc3c5 · #efedc3

#edc3ef · #efd7c3 · #c5efc3

Contrast

#c3dbef as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #3079b5 as the text (4.64:1)
  • AAA: use #245c89 as the text (7.08:1)
  • AA: or shift the background to #5e5e5e (4.54:1)
  • AAA: or shift the background to #424242 (7.03:1)
Aaon black
14.7:1passpasspassPasses 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 #c3dbef as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c3dbef reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3dbef
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 #c3dbef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3dbef-9cadc4-df4e53-1f212d-e9f1f1?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