Color

#81d147

#81d147
hex#81d147
rgbrgb(129, 209, 71)
hslhsl(95, 60%, 55%)
oklchoklch(0.782 0.188 134.6)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5072

Colors that go with #81d147

Blue, Deep Sky Blue and Taupe 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 →

#9847d1

#c6d147 · #47d153

#4781d1 · #d14781

Split-complementary

Open in tool →

#5347d1 · #d147c6

#47c6d1 · #9847d1 · #d15347

Contrast

#81d147 as textRatioAAAA largeAAAFix
Aaon white
1.88:1failfailfail
  • AA: use #498321 as the text (4.61:1)
  • AAA: use #376218 as the text (7.19:1)
  • AA: or shift the background to #4a4a4a (4.7:1)
  • AAA: or shift the background to #303030 (7:1)
Aaon black
11.14:1passpasspassPasses 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 #81d147 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 #81d147
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 #81d147 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81d147-aabea2-5d4edf-1f2d20-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