Color

#fde05d

#fde05d
hex#fde05d
rgbrgb(253, 224, 93)
hslhsl(49, 98%, 68%)
oklchoklch(0.907 0.151 96.8)
Closest name: Mustard Yellow (#ffdb58)Relative luminance 0.7498

Colors that go with #fde05d

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5d7bfd

#fd905d · #cbfd5d

#5dfde0 · #e05dfd

Split-complementary

Open in tool →

#5dcbfd · #905dfd

#5dfd90 · #5d7bfd · #fd5dcb

Contrast

#fde05d as textRatioAAAA largeAAAFix
Aaon white
1.31:1failfailfail
  • AA: use #8d7401 as the text (4.53:1)
  • AAA: use #6a5701 as the text (7.06:1)
  • AA: or shift the background to #636363 (4.58:1)
  • AAA: or shift the background to #474747 (7.08:1)
Aaon black
16:1passpasspassPasses 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 #fde05d as the background.

Brands using this color

Fonts for this mood

#fde05d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fde05d
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 #fde05d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fde05d-c4c19c-4eaedf-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