Color

#81caa8

#81caa8
hex#81caa8
rgbrgb(129, 202, 168)
hslhsl(152, 41%, 65%)
oklchoklch(0.781 0.088 163.3)
Closest name: Crystal Gem (#79d0a7)Relative luminance 0.4974

Colors that go with #81caa8

Charcoal, Blue and Copper 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.

Real palettes that use #81caa8

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ca81a3

#81ca84 · #81c8ca

#a881ca · #caa881

Split-complementary

Open in tool →

#ca81c8 · #ca8481

#8481ca · #ca81a3 · #c8ca81

Contrast

#81caa8 as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #36815e as the text (4.71:1)
  • AAA: use #296147 as the text (7.25:1)
  • AA: or shift the background to #4a4a4a (4.62:1)
  • AAA: or shift the background to #2e2e2e (7.08:1)
Aaon black
10.95:1passpasspassPasses 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 #81caa8 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 #81caa8
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 #81caa8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81caa8-a2beb4-d459ce-1f2d2d-e9f1ea?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