Color

#ddf3ef

#ddf3ef
hex#ddf3ef
rgbrgb(221, 243, 239)
hslhsl(169, 48%, 91%)
oklchoklch(0.947 0.024 183.7)
Closest name: Bone-Chilling (#e1f2f0)Relative luminance 0.8571

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f3dde1

#ddf3e4 · #ddecf3

#efddf3 · #f3efdd

Split-complementary

Open in tool →

#f3ddec · #f3e4dd

#e4ddf3 · #f3dde1 · #ecf3dd

Contrast

#ddf3ef as textRatioAAAA largeAAAFix
Aaon white
1.16:1failfailfail
  • AA: use #2d8071 as the text (4.73:1)
  • AAA: use #226256 as the text (7.12:1)
  • AA: or shift the background to #6b6b6b (4.6:1)
  • AAA: or shift the background to #4f4f4f (7.08:1)
Aaon black
18.14:1passpasspassPasses 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 #ddf3ef 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

#ddf3ef reads as light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ddf3ef
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 #ddf3ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddf3ef-a2bebc-d459ab-1f2a2d-e9f1ec?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