Color

#c9be40

#c9be40
hex#c9be40
rgbrgb(201, 190, 64)
hslhsl(55, 56%, 52%)
oklchoklch(0.788 0.143 104.3)
Closest name: Celery (#b4c04c)Relative luminance 0.4961

Colors that go with #c9be40

Charcoal, Deep Sky Blue and Lilac 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 →

#404bc9

#c97940 · #90c940

#40c9be · #be40c9

Split-complementary

Open in tool →

#4090c9 · #7940c9

#40c979 · #404bc9 · #c94090

Contrast

#c9be40 as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #7f7824 as the text (4.55:1)
  • AAA: use #5f5a1b as the text (7.08:1)
  • AA: or shift the background to #4a4a4a (4.61:1)
  • AAA: or shift the background to #2e2e2e (7.06:1)
Aaon black
10.92:1passpasspassPasses 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 #c9be40 as the background.

Brands using this color

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

Fonts for this mood

#c9be40 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c9be40
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 #c9be40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c9be40-bdbea2-4ea0df-282d1f-f1ede9?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