Color

#dde9fd

#dde9fd
hex#dde9fd
rgbrgb(221, 233, 253)
hslhsl(218, 89%, 93%)
oklchoklch(0.931 0.03 260.7)
Closest name: Celestial Cathedral (#daeaf6)Relative luminance 0.8074

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdf1dd

#ddf9fd · #e1ddfd

#fddde9 · #e9fddd

Split-complementary

Open in tool →

#fde1dd · #f9fddd

#fdddf9 · #fdf1dd · #ddfde1

Contrast

#dde9fd as textRatioAAAA largeAAAFix
Aaon white
1.22:1failfailfail
  • AA: use #216ef2 as the text (4.59:1)
  • AAA: use #0c50c6 as the text (7.05:1)
  • AA: or shift the background to #666666 (4.69:1)
  • AAA: or shift the background to #4a4a4a (7.24:1)
Aaon black
17.15:1passpasspassPasses 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 #dde9fd as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#dde9fd reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dde9fd
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 #dde9fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dde9fd-9ca6c4-df644e-201f2d-e9f0f1?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