Color

#81bd2e

#81bd2e
hex#81bd2e
rgbrgb(129, 189, 46)
hslhsl(85, 61%, 46%)
oklchoklch(0.731 0.179 130.2)
Closest name: Emerald Glitter (#66bb00)Relative luminance 0.4126

Colors that go with #81bd2e

Charcoal, Dark Olive Green and Royal 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 →

#692ebd

#bdb12e · #3abd2e

#2e81bd · #bd2e81

Split-complementary

Open in tool →

#2e3abd · #b12ebd

#2ebdb1 · #692ebd · #bd2e3a

Contrast

#81bd2e as textRatioAAAA largeAAAFix
Aaon white
2.27:1failfailfail
  • AA: use #577f1f as the text (4.71:1)
  • AAA: use #415e17 as the text (7.4:1)
  • AA: or shift the background to #404040 (4.57:1)
  • AAA: or shift the background to #212121 (7.09:1)
Aaon black
9.25:1passpasspassPasses 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 #81bd2e as the background.

Brands using this color

mcpConnect your agent — build around #81bd2e
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 #81bd2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81bd2e-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