Color

#81be2d

#81be2d
hex#81be2d
rgbrgb(129, 190, 45)
hslhsl(85, 62%, 46%)
oklchoklch(0.733 0.181 130.3)
Closest name: Emerald Glitter (#66bb00)Relative luminance 0.4168

Colors that go with #81be2d

Taupe, Violet and Hot Pink 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.

Real palettes that use #81be2d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#692dbe

#beb22d · #39be2d

#2d81be · #be2d81

Split-complementary

Open in tool →

#2d39be · #b22dbe

#2dbeb2 · #692dbe · #be2d39

Contrast

#81be2d as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #57801e as the text (4.65:1)
  • AAA: use #415f16 as the text (7.31:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.16:1)
Aaon black
9.34:1passpasspassPasses 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 #81be2d 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 #81be2d
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 #81be2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81be2d-afbea2-4e58df-212d1f-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