Color

#ddf04c

#ddf04c
hex#ddf04c
rgbrgb(221, 240, 76)
hslhsl(67, 85%, 62%)
oklchoklch(0.912 0.182 115.8)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.7821

Colors that go with #ddf04c

Plum, Charcoal 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 →

#5f4cf0

#f0b14c · #8bf04c

#4cddf0 · #f04cdd

Split-complementary

Open in tool →

#4c8bf0 · #b14cf0

#4cf0b1 · #5f4cf0 · #f04c8b

Contrast

#ddf04c as textRatioAAAA largeAAAFix
Aaon white
1.26:1failfailfail
  • AA: use #6e7b0a as the text (4.67:1)
  • AAA: use #545e08 as the text (7.04:1)
  • AA: or shift the background to #666666 (4.55:1)
  • AAA: or shift the background to #4a4a4a (7.02:1)
Aaon black
16.64:1passpasspassPasses 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 #ddf04c as the background.

Brands using this color

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

mcpConnect your agent — build around #ddf04c
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 #ddf04c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddf04c-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