Color

#ddee63

#ddee63
hex#ddee63
rgbrgb(221, 238, 99)
hslhsl(67, 80%, 66%)
oklchoklch(0.91 0.163 115.6)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.7742

Colors that go with #ddee63

Charcoal, Lilac and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7363ee

#eeb863 · #98ee63

#63ddee · #ee63dd

Split-complementary

Open in tool →

#6398ee · #b863ee

#63eeb8 · #7363ee · #ee6398

Contrast

#ddee63 as textRatioAAAA largeAAAFix
Aaon white
1.27:1failfailfail
  • AA: use #6f7c0e as the text (4.6:1)
  • AAA: use #525c0a as the text (7.26:1)
  • AA: or shift the background to #666666 (4.51:1)
  • AAA: or shift the background to #474747 (7.29:1)
Aaon black
16.48:1passpasspassPasses 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 #ddee63 as the background.

Brands using this color

mcpConnect your agent — build around #ddee63
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #ddee63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddee63-b8bea2-4e83df-262d1f-f1eee9?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