Color

#cdddef

#cdddef
hex#cdddef
rgbrgb(205, 221, 239)
hslhsl(212, 52%, 87%)
oklchoklch(0.891 0.03 251.3)
Closest name: Blue Silk (#d0dce8)Relative luminance 0.7092

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efdfcd

#cdeeef · #cecdef

#efcddd · #ddefcd

Split-complementary

Open in tool →

#efcecd · #eeefcd

#efcdee · #efdfcd · #cdefce

Contrast

#cdddef as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #3b76ba as the text (4.68:1)
  • AAA: use #2c598c as the text (7.2:1)
  • AA: or shift the background to #5e5e5e (4.69:1)
  • AAA: or shift the background to #424242 (7.27:1)
Aaon black
15.18:1passpasspassPasses 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 #cdddef as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

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

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

tool url/palettes/new/cdddef-9caac4-df564e-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