Color

#fdd963

#fdd963
hex#fdd963
rgbrgb(253, 217, 99)
hslhsl(46, 97%, 69%)
oklchoklch(0.894 0.141 92.3)
Closest name: Mustard Yellow (#ffdb58)Relative luminance 0.7141

Colors that go with #fdd963

Charcoal, Cornflower Blue and Deep Sky 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 #fdd963

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6387fd

#fd8c63 · #d4fd63

#63fdd9 · #d963fd

Split-complementary

Open in tool →

#63d4fd · #8c63fd

#63fd8c · #6387fd · #fd63d4

Contrast

#fdd963 as textRatioAAAA largeAAAFix
Aaon white
1.37:1failfailfail
  • AA: use #927002 as the text (4.62:1)
  • AAA: use #6f5502 as the text (7.06:1)
  • AA: or shift the background to #616161 (4.51:1)
  • AAA: or shift the background to #424242 (7.31:1)
Aaon black
15.28:1passpasspassPasses 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 #fdd963 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#fdd963 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fdd963
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 #fdd963 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fdd963-c4bf9c-62adcb-2a2d1f-f1ece9?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