Color

#efb225

#efb225
hex#efb225
rgbrgb(239, 178, 37)
hslhsl(42, 86%, 54%)
oklchoklch(0.799 0.156 82.1)
Closest name: Baklava (#efb435)Relative luminance 0.5033

Colors that go with #efb225

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2561ef

#ef4d25 · #c6ef25

#25efb2 · #b225ef

Split-complementary

Open in tool →

#25c6ef · #4d25ef

#25ef4d · #2561ef · #ef25c6

Contrast

#efb225 as textRatioAAAA largeAAAFix
Aaon white
1.9:1failfailfail
  • AA: use #986e0b as the text (4.59:1)
  • AAA: use #725209 as the text (7.18:1)
  • AA: or shift the background to #4a4a4a (4.67:1)
  • AAA: or shift the background to #2e2e2e (7.16:1)
Aaon black
11.07:1passpasspassPasses 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 #efb225 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#efb225 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efb225
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 #efb225 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efb225-c4bc9c-62b4cb-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