Color

#81f1fe

#81f1fe
hex#81f1fe
rgbrgb(129, 241, 254)
hslhsl(186, 98%, 75%)
oklchoklch(0.896 0.104 205.4)
Closest name: Bath Water (#88eeee)Relative luminance 0.7473

Colors that go with #81f1fe

Charcoal, Deep Sky Blue and Midnight 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 →

#fe8d81

#81fecc · #81b3fe

#fe81f1 · #f1fe81

Split-complementary

Open in tool →

#fe81b3 · #fecc81

#cc81fe · #fe8d81 · #b3fe81

Contrast

#81f1fe as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #017f8d as the text (4.75:1)
  • AAA: use #01606a as the text (7.29:1)
  • AA: or shift the background to #636363 (4.56:1)
  • AAA: or shift the background to #474747 (7.06:1)
Aaon black
15.95:1passpasspassPasses 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 #81f1fe 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

#81f1fe reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81f1fe
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 #81f1fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81f1fe-a2b8be-df4e86-1f262d-e9f1ee?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