Color

#81ebfd

#81ebfd
hex#81ebfd
rgbrgb(129, 235, 253)
hslhsl(189, 97%, 75%)
oklchoklch(0.883 0.101 209.7)
Closest name: Alpine Expedition (#99eeff)Relative luminance 0.7118

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd9481

#81fdd2 · #81adfd

#fd81eb · #ebfd81

Split-complementary

Open in tool →

#fd81ad · #fdd281

#d281fd · #fd9481 · #adfd81

Contrast

#81ebfd as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #028097 as the text (4.63:1)
  • AAA: use #025e6f as the text (7.41:1)
  • AA: or shift the background to #5e5e5e (4.7:1)
  • AAA: or shift the background to #424242 (7.29:1)
Aaon black
15.24:1passpasspassPasses 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 #81ebfd 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

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

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

tool url/palettes/new/81ebfd-a2b7be-df4e7e-1f252d-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