Color

#d4df01

#d4df01
hex#d4df01
rgbrgb(212, 223, 1)
hslhsl(63, 99%, 44%)
oklchoklch(0.866 0.193 113.3)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6677

Colors that go with #d4df01

Charcoal, Cornflower Blue and Blue 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.

Real palettes that use #d4df01

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c01df

#df7b01 · #65df01

#01d4df · #df01d4

Split-complementary

Open in tool →

#0165df · #7b01df

#01df7b · #0c01df · #df0165

Contrast

#d4df01 as textRatioAAAA largeAAAFix
Aaon white
1.46:1failfailfail
  • AA: use #747a01 as the text (4.64:1)
  • AAA: use #575b00 as the text (7.24:1)
  • AA: or shift the background to #5c5c5c (4.57:1)
  • AAA: or shift the background to #404040 (7.09:1)
Aaon black
14.35:1passpasspassPasses 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 #d4df01 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 #d4df01
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 #d4df01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d4df01-b9bea2-4e8ddf-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