Color

#f9e367

#f9e367
hex#f9e367
rgbrgb(249, 227, 103)
hslhsl(51, 92%, 69%)
oklchoklch(0.91 0.145 99.3)
Closest name: Mustard Yellow (#ffdb58)Relative luminance 0.7606

Colors that go with #f9e367

Charcoal, Lilac and Cornflower 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 →

#677df9

#f99a67 · #c6f967

#67f9e3 · #e367f9

Split-complementary

Open in tool →

#67c6f9 · #9a67f9

#67f99a · #677df9 · #f967c6

Contrast

#f9e367 as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #897506 as the text (4.55:1)
  • AAA: use #675804 as the text (7.06:1)
  • AA: or shift the background to #636363 (4.64:1)
  • AAA: or shift the background to #474747 (7.17:1)
Aaon black
16.21:1passpasspassPasses 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 #f9e367 as the background.

Brands using this color

Fonts for this mood

#f9e367 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f9e367
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 #f9e367 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f9e367-c4c29c-4eaadf-292d1f-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