Color

#fadd66

#fadd66
hex#fadd66
rgbrgb(250, 221, 102)
hslhsl(48, 94%, 69%)
oklchoklch(0.899 0.141 95.7)
Closest name: Mustard Yellow (#ffdb58)Relative luminance 0.73

Colors that go with #fadd66

Charcoal, Deep Sky Blue and Lilac 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 #fadd66

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6683fa

#fa9266 · #cefa66

#66fadd · #dd66fa

Split-complementary

Open in tool →

#66cefa · #9266fa

#66fa92 · #6683fa · #fa66ce

Contrast

#fadd66 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #8b7004 as the text (4.75:1)
  • AAA: use #685403 as the text (7.35:1)
  • AA: or shift the background to #616161 (4.6:1)
  • AAA: or shift the background to #454545 (7.12:1)
Aaon black
15.6:1passpasspassPasses 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 #fadd66 as the background.

Brands using this color

Fonts for this mood

#fadd66 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fadd66
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 #fadd66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fadd66-c4c09c-62aacb-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