Color

#c3d981

#c3d981
hex#c3d981
rgbrgb(195, 217, 129)
hslhsl(75, 54%, 68%)
oklchoklch(0.849 0.115 120.4)
Closest name: Alligator Alley (#c5d17b)Relative luminance 0.6281

Colors that go with #c3d981

Charcoal, 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 →

#9781d9

#d9c381 · #97d981

#81c3d9 · #d981c3

Split-complementary

Open in tool →

#8197d9 · #c381d9

#81d9c3 · #9781d9 · #d98197

Contrast

#c3d981 as textRatioAAAA largeAAAFix
Aaon white
1.55:1failfailfail
  • AA: use #687e26 as the text (4.56:1)
  • AAA: use #4e5e1c as the text (7.14:1)
  • AA: or shift the background to #595959 (4.52:1)
  • AAA: or shift the background to #3d3d3d (7.02:1)
Aaon black
13.56:1passpasspassPasses 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 #c3d981 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 #c3d981
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 #c3d981 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3d981-b4bea2-4e70df-242d1f-f1efe9?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