Color

#c9cfee

#c9cfee
hex#c9cfee
rgbrgb(201, 207, 238)
hslhsl(230, 52%, 86%)
oklchoklch(0.86 0.043 276.8)
Closest name: Frozen Periwinkle (#c9d1ef)Relative luminance 0.6322

Colors that go with #c9cfee

Charcoal, Dark Khaki 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 →

#eee8c9

#c9e1ee · #d5c9ee

#eec9cf · #cfeec9

Split-complementary

Open in tool →

#eed5c9 · #e1eec9

#eec9e1 · #eee8c9 · #c9eed5

Contrast

#c9cfee as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #5c6fcc as the text (4.56:1)
  • AAA: use #3a4eb6 as the text (7.13:1)
  • AA: or shift the background to #595959 (4.55:1)
  • AAA: or shift the background to #3d3d3d (7.06:1)
Aaon black
13.64:1passpasspassPasses 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 #c9cfee as the background.

Brands using this color

Fonts for this mood

#c9cfee reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c9cfee
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 #c9cfee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c9cfee-9c9ec4-df814e-231f2d-e9eef1?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