Color

#81ef8c

#81ef8c
hex#81ef8c
rgbrgb(129, 239, 140)
hslhsl(126, 77%, 72%)
oklchoklch(0.863 0.169 146.1)
Closest name: lightgreen (#90ee90)Relative luminance 0.6829

Colors that go with #81ef8c

Charcoal, Taupe and Violet 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 →

#ef81e4

#adef81 · #81efc3

#8c81ef · #ef8c81

Split-complementary

Open in tool →

#c381ef · #ef81ad

#81adef · #ef81e4 · #efc381

Contrast

#81ef8c as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #12871d as the text (4.66:1)
  • AAA: use #0d6316 as the text (7.46:1)
  • AA: or shift the background to #5e5e5e (4.53:1)
  • AAA: or shift the background to #424242 (7.02:1)
Aaon black
14.66:1passpasspassPasses 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 #81ef8c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#81ef8c reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81ef8c
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 #81ef8c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81ef8c-a2bea8-a74edf-1f2d27-ecf1e9?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