Color

#81df68

#81df68
hex#81df68
rgbrgb(129, 223, 104)
hslhsl(107, 65%, 64%)
oklchoklch(0.819 0.18 139.4)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5844

Colors that go with #81df68

Charcoal, Deep Sky 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 →

#c568df

#bddf68 · #68df89

#6881df · #df6881

Split-complementary

Open in tool →

#8968df · #df68bd

#68bddf · #c568df · #df8968

Contrast

#81df68 as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #34871d as the text (4.54:1)
  • AAA: use #276515 as the text (7.1:1)
  • AA: or shift the background to #545454 (4.58:1)
  • AAA: or shift the background to #383838 (7.08:1)
Aaon black
12.69:1passpasspassPasses 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 #81df68 as the background.

Brands using this color

mcpConnect your agent — build around #81df68
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 #81df68 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81df68-a5bea2-7a4edf-1f2d22-eff1e9?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