Color

#c9b613

#c9b613
hex#c9b613
rgbrgb(201, 182, 19)
hslhsl(54, 83%, 43%)
oklchoklch(0.769 0.158 101.6)
Closest name: Celery (#b4c04c)Relative luminance 0.4592

Colors that go with #c9b613

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 →

#1325c9

#c95b13 · #80c913

#13c9b6 · #b613c9

Split-complementary

Open in tool →

#1380c9 · #5b13c9

#13c95b · #1325c9 · #c91380

Contrast

#c9b613 as textRatioAAAA largeAAAFix
Aaon white
2.06:1failfailfail
  • AA: use #83770c as the text (4.56:1)
  • AAA: use #625909 as the text (7.11:1)
  • AA: or shift the background to #474747 (4.51:1)
  • AAA: or shift the background to #292929 (7.06:1)
Aaon black
10.18:1passpasspassPasses 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 #c9b613 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

#c9b613 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c9b613
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 #c9b613 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c9b613-bebea2-4ea2df-292d1f-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