Color

#c3cd0a

#c3cd0a
hex#c3cd0a
rgbrgb(195, 205, 10)
hslhsl(63, 91%, 42%)
oklchoklch(0.813 0.18 113.3)
Closest name: Badass Grass (#b4da55)Relative luminance 0.5529

Colors that go with #c3cd0a

Charcoal, Cornflower Blue and Deep Sky 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 →

#130acd

#cd750a · #61cd0a

#0ac3cd · #cd0ac3

Split-complementary

Open in tool →

#0a61cd · #750acd

#0acd75 · #130acd · #cd0a61

Contrast

#c3cd0a as textRatioAAAA largeAAAFix
Aaon white
1.74:1failfailfail
  • AA: use #747a06 as the text (4.64:1)
  • AAA: use #585d04 as the text (7.04:1)
  • AA: or shift the background to #4f4f4f (4.7:1)
  • AAA: or shift the background to #333333 (7.25:1)
Aaon black
12.06:1passpasspassPasses 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 #c3cd0a as the background.

Brands using this color

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

mcpConnect your agent — build around #c3cd0a
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 #c3cd0a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3cd0a-b9bea2-4e8ddf-262d1f-f1eee9?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