Color

#ecb204

#ecb204
hex#ecb204
rgbrgb(236, 178, 4)
hslhsl(45, 97%, 47%)
oklchoklch(0.795 0.163 84.8)
Closest name: Baklava (#efb435)Relative luminance 0.4968

Colors that go with #ecb204

Charcoal, Deep Sky Blue 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.

Real palettes that use #ecb204

Tints & shades

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

Harmonies

Complementary

Open in tool →

#043eec

#ec3e04 · #b2ec04

#04ecb2 · #b204ec

Split-complementary

Open in tool →

#04b2ec · #3e04ec

#04ec3e · #043eec · #ec04b2

Contrast

#ecb204 as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #926e02 as the text (4.72:1)
  • AAA: use #6f5302 as the text (7.21:1)
  • AA: or shift the background to #4a4a4a (4.62:1)
  • AAA: or shift the background to #2e2e2e (7.07:1)
Aaon black
10.94:1passpasspassPasses 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 #ecb204 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ecb204 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecb204
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 #ecb204 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecb204-c4be9c-62afcb-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