Color

#cfec13

#cfec13
hex#cfec13
rgbrgb(207, 236, 19)
hslhsl(68, 85%, 50%)
oklchoklch(0.891 0.205 118.4)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.733

Colors that go with #cfec13

Charcoal, Crimson and Tomato 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 →

#3013ec

#ec9c13 · #63ec13

#13cfec · #ec13cf

Split-complementary

Open in tool →

#1363ec · #9c13ec

#13ec9c · #3013ec · #ec1363

Contrast

#cfec13 as textRatioAAAA largeAAAFix
Aaon white
1.34:1failfailfail
  • AA: use #6c7b0a as the text (4.69:1)
  • AAA: use #535e08 as the text (7.07:1)
  • AA: or shift the background to #616161 (4.62:1)
  • AAA: or shift the background to #454545 (7.15:1)
Aaon black
15.66:1passpasspassPasses 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 #cfec13 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 #cfec13
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 #cfec13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cfec13-b7bea2-4e81df-252d1f-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