Color

#ddf74b

#ddf74b
hex#ddf74b
rgbrgb(221, 247, 75)
hslhsl(69, 91%, 63%)
oklchoklch(0.927 0.19 117.8)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.824

Colors that go with #ddf74b

Charcoal, Crimson and Taupe 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 →

#654bf7

#f7ba4b · #87f74b

#4bddf7 · #f74bdd

Split-complementary

Open in tool →

#4b87f7 · #ba4bf7

#4bf7ba · #654bf7 · #f74b87

Contrast

#ddf74b as textRatioAAAA largeAAAFix
Aaon white
1.2:1failfailfail
  • AA: use #687a06 as the text (4.8:1)
  • AAA: use #4f5d04 as the text (7.24:1)
  • AA: or shift the background to #696969 (4.57:1)
  • AAA: or shift the background to #4d4d4d (7.04:1)
Aaon black
17.48:1passpasspassPasses 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 #ddf74b 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 #ddf74b
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 #ddf74b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddf74b-b7bea2-4e7edf-252d1f-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