Color

#81cabc

#81cabc
hex#81cabc
rgbrgb(129, 202, 188)
hslhsl(168, 41%, 65%)
oklchoklch(0.787 0.076 180.8)
Closest name: Bevelled Glass (#7accb8)Relative luminance 0.5054

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca8190

#81ca97 · #81b4ca

#bc81ca · #cabc81

Split-complementary

Open in tool →

#ca81b4 · #ca9781

#9781ca · #ca8190 · #b4ca81

Contrast

#81cabc as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #368172 as the text (4.63:1)
  • AAA: use #296156 as the text (7.15:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.18:1)
Aaon black
11.11:1passpasspassPasses 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 #81cabc 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 #81cabc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #81cabc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81cabc-a2bebc-d459ad-1f2a2d-e9f1ec?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