Color

#c3d100

#c3d100
hex#c3d100
rgbrgb(195, 209, 0)
hslhsl(64, 100%, 41%)
oklchoklch(0.822 0.186 114.6)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.572

Colors that go with #c3d100

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 →

#0e00d1

#d17600 · #5bd100

#00c3d1 · #d100c3

Split-complementary

Open in tool →

#005bd1 · #7600d1

#00d176 · #0e00d1 · #d1005b

Contrast

#c3d100 as textRatioAAAA largeAAAFix
Aaon white
1.69:1failfailfail
  • AA: use #727a00 as the text (4.67:1)
  • AAA: use #565c00 as the text (7.18:1)
  • AA: or shift the background to #525252 (4.63:1)
  • AAA: or shift the background to #363636 (7.16:1)
Aaon black
12.44:1passpasspassPasses 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 #c3d100 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 #c3d100
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 #c3d100 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3d100-b9bea2-4e8adf-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