Color

#c7fa1e

#c7fa1e
hex#c7fa1e
rgbrgb(199, 250, 30)
hslhsl(74, 96%, 55%)
oklchoklch(0.917 0.221 123.5)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8061

Colors that go with #c7fa1e

Crimson, Red and Plum 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 →

#511efa

#fac01e · #59fa1e

#1ec7fa · #fa1ec7

Split-complementary

Open in tool →

#1e59fa · #c01efa

#1efac0 · #511efa · #fa1e59

Contrast

#c7fa1e as textRatioAAAA largeAAAFix
Aaon white
1.23:1failfailfail
  • AA: use #607d03 as the text (4.74:1)
  • AAA: use #495f02 as the text (7.19:1)
  • AA: or shift the background to #666666 (4.68:1)
  • AAA: or shift the background to #4a4a4a (7.23:1)
Aaon black
17.12:1passpasspassPasses 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 #c7fa1e as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #c7fa1e
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 #c7fa1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c7fa1e-b4bea2-4e72df-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