Color

#c9c745

#c9c745
hex#c9c745
rgbrgb(201, 199, 69)
hslhsl(59, 55%, 53%)
oklchoklch(0.808 0.148 108.5)
Closest name: Celery (#b4c04c)Relative luminance 0.5369

Colors that go with #c9c745

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 →

#4547c9

#c98545 · #89c945

#45c9c7 · #c745c9

Split-complementary

Open in tool →

#4589c9 · #8545c9

#45c985 · #4547c9 · #c94589

Contrast

#c9c745 as textRatioAAAA largeAAAFix
Aaon white
1.79:1failfailfail
  • AA: use #7b7924 as the text (4.56:1)
  • AAA: use #5b5a1a as the text (7.19:1)
  • AA: or shift the background to #4f4f4f (4.58:1)
  • AAA: or shift the background to #333333 (7.06:1)
Aaon black
11.74:1passpasspassPasses 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 #c9c745 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

#c9c745 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c9c745
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 #c9c745 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c9c745-bbbea2-4e96df-272d1f-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