Color

#81bb83

#81bb83
hex#81bb83
rgbrgb(129, 187, 131)
hslhsl(122, 30%, 62%)
oklchoklch(0.737 0.1 145.3)
Closest name: darkseagreen (#8fbc8f)Relative luminance 0.4185

Colors that go with #81bb83

Charcoal, Plum and 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 →

#bb81b9

#9cbb81 · #81bba0

#8381bb · #bb8381

Split-complementary

Open in tool →

#a081bb · #bb819c

#819cbb · #bb81b9 · #bba081

Contrast

#81bb83 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #468148 as the text (4.67:1)
  • AAA: use #366337 as the text (7.01:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.18:1)
Aaon black
9.37:1passpasspassPasses 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 #81bb83 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 #81bb83
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 #81bb83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81bb83-a2bea6-9e4edf-1f2d26-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