Color

#a1e166

#a1e166
hex#a1e166
rgbrgb(161, 225, 102)
hslhsl(91, 67%, 64%)
oklchoklch(0.841 0.168 132)
Closest name: Last of Lettuce (#aadd66)Relative luminance 0.6239

Colors that go with #a1e166

Charcoal, Deep Sky Blue 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 →

#a566e1

#dfe166 · #66e168

#66a1e1 · #e166a1

Split-complementary

Open in tool →

#6866e1 · #e166df

#66dfe1 · #a566e1 · #e16866

Contrast

#a1e166 as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #4d841a as the text (4.53:1)
  • AAA: use #396213 as the text (7.17:1)
  • AA: or shift the background to #575757 (4.64:1)
  • AAA: or shift the background to #3b3b3b (7.19:1)
Aaon black
13.48:1passpasspassPasses 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 #a1e166 as the background.

Brands using this color

mcpConnect your agent — build around #a1e166
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 #a1e166 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a1e166-acbea2-534edf-202d1f-f1f1e9?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