Color

#81dfd6

#81dfd6
hex#81dfd6
rgbrgb(129, 223, 214)
hslhsl(174, 59%, 69%)
oklchoklch(0.843 0.091 187.7)
Closest name: Cold Blue (#88dddd)Relative luminance 0.623

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df818b

#81dfa7 · #81b9df

#d581df · #dfd581

Split-complementary

Open in tool →

#df81b9 · #dfa781

#a781df · #df818b · #b9df81

Contrast

#81dfd6 as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #218278 as the text (4.64:1)
  • AAA: use #19615a as the text (7.24:1)
  • AA: or shift the background to #575757 (4.63:1)
  • AAA: or shift the background to #3b3b3b (7.18:1)
Aaon black
13.46:1passpasspassPasses 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 #81dfd6 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 #81dfd6
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 #81dfd6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81dfd6-a2bebe-d459a1-1f292d-e9f1ed?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