Color

#81d77e

#81d77e
hex#81d77e
rgbrgb(129, 215, 126)
hslhsl(118, 53%, 67%)
oklchoklch(0.803 0.148 143.3)
Closest name: Fluorescence (#89d178)Relative luminance 0.5477

Colors that go with #81d77e

Plum, Charcoal and Deep Sky 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 →

#d47ed7

#aed77e · #7ed7a8

#7e81d7 · #d77e81

Split-complementary

Open in tool →

#a87ed7 · #d77eae

#7eaed7 · #d47ed7 · #d7a87e

Contrast

#81d77e as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #2c8529 as the text (4.67:1)
  • AAA: use #22651f as the text (7.12:1)
  • AA: or shift the background to #4f4f4f (4.66:1)
  • AAA: or shift the background to #333333 (7.19:1)
Aaon black
11.95:1passpasspassPasses 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 #81d77e 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 #81d77e
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 #81d77e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81d77e-a2bea4-944edf-1f2d25-edf1e9?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