Color

#ddeef9

#ddeef9
hex#ddeef9
rgbrgb(221, 238, 249)
hslhsl(204, 70%, 92%)
oklchoklch(0.94 0.023 236)
Closest name: Diamond White (#e2eff3)Relative luminance 0.8336

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f9e8dc

#dcf9f6 · #dcdff9

#f9dced · #edf9dc

Split-complementary

Open in tool →

#f9dcdf · #f9f6dc

#f6dcf9 · #f9e8dc · #dff9dc

Contrast

#ddeef9 as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #207ab6 as the text (4.65:1)
  • AAA: use #185d8b as the text (7.05:1)
  • AA: or shift the background to #696969 (4.62:1)
  • AAA: or shift the background to #4d4d4d (7.11:1)
Aaon black
17.67:1passpasspassPasses 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 #ddeef9 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

#ddeef9 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ddeef9
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 #ddeef9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddeef9-9cafc4-df4e5a-1f222d-e9f1f0?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