Color

#81e949

#81e949
hex#81e949
rgbrgb(129, 233, 73)
hslhsl(99, 78%, 60%)
oklchoklch(0.84 0.216 136.7)
Closest name: Herbivore (#88ee77)Relative luminance 0.6343

Colors that go with #81e949

Deep Sky Blue, 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 →

#b149e9

#d1e949 · #49e961

#4981e9 · #e94981

Split-complementary

Open in tool →

#6149e9 · #e949d1

#49d1e9 · #b149e9 · #e96149

Contrast

#81e949 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #398410 as the text (4.69:1)
  • AAA: use #2b640c as the text (7.17:1)
  • AA: or shift the background to #595959 (4.56:1)
  • AAA: or shift the background to #3d3d3d (7.08:1)
Aaon black
13.69:1passpasspassPasses 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 #81e949 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 #81e949
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 #81e949 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81e949-a8bea2-664edf-1f2d21-f0f1e9?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