Color

#c7e01f

#c7e01f
hex#c7e01f
rgbrgb(199, 224, 31)
hslhsl(68, 76%, 50%)
oklchoklch(0.859 0.193 117.7)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6555

Colors that go with #c7e01f

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 →

#381fe0

#e0991f · #66e01f

#1fc7e0 · #e01fc7

Split-complementary

Open in tool →

#1f66e0 · #991fe0

#1fe099 · #381fe0 · #e01f66

Contrast

#c7e01f as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #6b7911 as the text (4.81:1)
  • AAA: use #535e0d as the text (7.06:1)
  • AA: or shift the background to #595959 (4.71:1)
  • AAA: or shift the background to #3d3d3d (7.3:1)
Aaon black
14.11:1passpasspassPasses 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 #c7e01f 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 #c7e01f
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 #c7e01f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c7e01f-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