Color

#a1cd42

#a1cd42
hex#a1cd42
rgbrgb(161, 205, 66)
hslhsl(79, 58%, 53%)
oklchoklch(0.791 0.171 125.4)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5163

Colors that go with #a1cd42

Charcoal, Royal Blue and Taupe 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 →

#6e42cd

#cdb342 · #5bcd42

#42a1cd · #cd42a1

Split-complementary

Open in tool →

#425bcd · #b342cd

#42cdb3 · #6e42cd · #cd425b

Contrast

#a1cd42 as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #607d21 as the text (4.72:1)
  • AAA: use #475d19 as the text (7.37:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.12:1)
Aaon black
11.33:1passpasspassPasses 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 #a1cd42 as the background.

Brands using this color

mcpConnect your agent — build around #a1cd42
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 #a1cd42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a1cd42-b2bea2-4e66df-232d1f-f1f0e9?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