Color

#ddf71d

#ddf71d
hex#ddf71d
rgbrgb(221, 247, 29)
hslhsl(67, 93%, 54%)
oklchoklch(0.925 0.209 117.3)
Closest name: Banana Flash (#eefe02)Relative luminance 0.8198

Colors that go with #ddf71d

Crimson, Plum and Violet 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 →

#361df7

#f7a31d · #70f71d

#1dddf7 · #f71ddd

Split-complementary

Open in tool →

#1d70f7 · #a31df7

#1df7a3 · #361df7 · #f71d70

Contrast

#ddf71d as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #6d7b04 as the text (4.68:1)
  • AAA: use #535e03 as the text (7.07:1)
  • AA: or shift the background to #696969 (4.55:1)
  • AAA: or shift the background to #4d4d4d (7:1)
Aaon black
17.4:1passpasspassPasses 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 #ddf71d 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 #ddf71d
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 #ddf71d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ddf71d-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