Color

#efaf01

#efaf01
hex#efaf01
rgbrgb(239, 175, 1)
hslhsl(44, 99%, 47%)
oklchoklch(0.793 0.163 82)
Closest name: Baklava (#efb435)Relative luminance 0.4901

Colors that go with #efaf01

Charcoal, Deep Sky Blue and Cadet 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 #efaf01

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0140ef

#ef3901 · #b7ef01

#01efaf · #af01ef

Split-complementary

Open in tool →

#01b7ef · #3901ef

#01ef39 · #0140ef · #ef01b7

Contrast

#efaf01 as textRatioAAAA largeAAAFix
Aaon white
1.94:1failfailfail
  • AA: use #987001 as the text (4.51:1)
  • AAA: use #705201 as the text (7.25:1)
  • AA: or shift the background to #4a4a4a (4.56:1)
  • AAA: or shift the background to #2b2b2b (7.28:1)
Aaon black
10.8:1passpasspassPasses 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 #efaf01 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#efaf01 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efaf01
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 #efaf01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efaf01-c4be9c-62b1cb-2b2d1f-f1ebe9?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