Color

#81ccfe

#81ccfe
hex#81ccfe
rgbrgb(129, 204, 254)
hslhsl(204, 98%, 75%)
oklchoklch(0.815 0.103 239)
Closest name: lightskyblue (#87cefa)Relative luminance 0.5501

Tints & shades

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

Harmonies

Complementary

Open in tool →

#feb381

#81fef1 · #818dfe

#fe81cc · #ccfe81

Split-complementary

Open in tool →

#fe818d · #fef181

#f181fe · #feb381 · #8dfe81

Contrast

#81ccfe as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #027aca as the text (4.53:1)
  • AAA: use #025b97 as the text (7.13:1)
  • AA: or shift the background to #4f4f4f (4.68:1)
  • AAA: or shift the background to #333333 (7.22:1)
Aaon black
12:1passpasspassPasses 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 #81ccfe 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

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

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

tool url/palettes/new/81ccfe-9cafc4-df4e5a-1f222d-e9f1f0?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