Color

#81e27e

#81e27e
hex#81e27e
rgbrgb(129, 226, 126)
hslhsl(118, 63%, 69%)
oklchoklch(0.829 0.164 143.3)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6057

Colors that go with #81e27e

Plum, Charcoal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de7ee2

#b3e27e · #7ee2ad

#7e81e2 · #e27e81

Split-complementary

Open in tool →

#ad7ee2 · #e27eb3

#7eb3e2 · #de7ee2 · #e2ad7e

Contrast

#81e27e as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #22851e as the text (4.73:1)
  • AAA: use #196417 as the text (7.3:1)
  • AA: or shift the background to #575757 (4.51:1)
  • AAA: or shift the background to #383838 (7.32:1)
Aaon black
13.11:1passpasspassPasses 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 #81e27e 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 #81e27e
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 #81e27e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81e27e-a2bea4-944edf-1f2d25-edf1e9?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