Color

#c3e13d

#c3e13d
hex#c3e13d
rgbrgb(195, 225, 61)
hslhsl(71, 73%, 56%)
oklchoklch(0.859 0.183 119.6)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6579

Colors that go with #c3e13d

Charcoal, Blue and Cornflower 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 →

#5b3de1

#e1ad3d · #71e13d

#3dc3e1 · #e13dc3

Split-complementary

Open in tool →

#3d71e1 · #ad3de1

#3de1ad · #5b3de1 · #e13d71

Contrast

#c3e13d as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #687c13 as the text (4.69:1)
  • AAA: use #4e5d0e as the text (7.25:1)
  • AA: or shift the background to #5c5c5c (4.51:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.16:1passpasspassPasses 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 #c3e13d 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 #c3e13d
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 #c3e13d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3e13d-b6bea2-4e7adf-252d1f-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