Color

#81feef

#81feef
hex#81feef
rgbrgb(129, 254, 239)
hslhsl(173, 98%, 75%)
oklchoklch(0.921 0.115 185.1)
Closest name: Blister Pearl (#aaffee)Relative luminance 0.8178

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fe818f

#81feb1 · #81cefe

#ef81fe · #feef81

Split-complementary

Open in tool →

#fe81ce · #feb181

#b181fe · #fe818f · #cefe81

Contrast

#81feef as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #018374 as the text (4.67:1)
  • AAA: use #016055 as the text (7.48:1)
  • AA: or shift the background to #696969 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.32:1)
Aaon black
17.36:1passpasspassPasses 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 #81feef as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#81feef reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81feef
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 #81feef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81feef-a2bebe-d459a3-1f292d-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