Color

#c9e2fc

#c9e2fc
hex#c9e2fc
rgbrgb(201, 226, 252)
hslhsl(211, 89%, 89%)
oklchoklch(0.903 0.045 249.4)
Closest name: Cold Shoulder (#d4e0ef)Relative luminance 0.7384

Colors that go with #c9e2fc

Charcoal, Deep Sky Blue and Goldenrod 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 #c9e2fc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fce4ca

#cafbfc · #cbcafc

#fccae2 · #e2fcca

Split-complementary

Open in tool →

#fccbca · #fbfcca

#fccafb · #fce4ca · #cafccb

Contrast

#c9e2fc as textRatioAAAA largeAAAFix
Aaon white
1.33:1failfailfail
  • AA: use #0d74e3 as the text (4.54:1)
  • AAA: use #0a57a9 as the text (7.12:1)
  • AA: or shift the background to #636363 (4.51:1)
  • AAA: or shift the background to #454545 (7.2:1)
Aaon black
15.77:1passpasspassPasses 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 #c9e2fc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c9e2fc reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c9e2fc
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 #c9e2fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c9e2fc-9cabc4-df534e-1f202d-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