Color

#c5d440

#c5d440
hex#c5d440
rgbrgb(197, 212, 64)
hslhsl(66, 63%, 54%)
oklchoklch(0.832 0.166 115.1)
Closest name: Badass Grass (#b4da55)Relative luminance 0.5933

Colors that go with #c5d440

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.

Real palettes that use #c5d440

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4f40d4

#d49840 · #7bd440

#40c5d4 · #d440c5

Split-complementary

Open in tool →

#407bd4 · #9840d4

#40d498 · #4f40d4 · #d4407b

Contrast

#c5d440 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #6f791b as the text (4.74:1)
  • AAA: use #545b15 as the text (7.28:1)
  • AA: or shift the background to #545454 (4.64:1)
  • AAA: or shift the background to #383838 (7.18:1)
Aaon black
12.87:1passpasspassPasses 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 #c5d440 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 #c5d440
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 #c5d440 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c5d440-b8bea2-4e86df-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