Color

#cef1fd

#cef1fd
hex#cef1fd
rgbrgb(206, 241, 253)
hslhsl(195, 92%, 90%)
oklchoklch(0.937 0.04 220.5)
Closest name: Celestial Cathedral (#daeaf6)Relative luminance 0.8312

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fddace

#cefdf1 · #cedafd

#fdcef1 · #f1fdce

Split-complementary

Open in tool →

#fdceda · #fdf1ce

#f1cefd · #fddace · #dafdce

Contrast

#cef1fd as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #077fa6 as the text (4.57:1)
  • AAA: use #055d7a as the text (7.36:1)
  • AA: or shift the background to #696969 (4.61:1)
  • AAA: or shift the background to #4d4d4d (7.09:1)
Aaon black
17.62:1passpasspassPasses 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 #cef1fd as the background.

Brands using this color

Fonts for this mood

#cef1fd reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cef1fd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #cef1fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cef1fd-9cb5c4-df4e70-1f242d-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