Color

#efaf39

#efaf39
hex#efaf39
rgbrgb(239, 175, 57)
hslhsl(39, 85%, 58%)
oklchoklch(0.795 0.147 78.3)
Closest name: Baklava (#efb435)Relative luminance 0.4931

Colors that go with #efaf39

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 →

#3979ef

#ef5439 · #d4ef39

#39efaf · #af39ef

Split-complementary

Open in tool →

#39d4ef · #5439ef

#39ef54 · #3979ef · #ef39d4

Contrast

#efaf39 as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #9c6a0d as the text (4.69:1)
  • AAA: use #76500a as the text (7.19:1)
  • AA: or shift the background to #4a4a4a (4.58:1)
  • AAA: or shift the background to #2e2e2e (7.02:1)
Aaon black
10.86:1passpasspassPasses 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 #efaf39 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

#efaf39 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efaf39
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 #efaf39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efaf39-c4ba9c-62b9cb-2c2d1f-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