Color

#81affe

#81affe
hex#81affe
rgbrgb(129, 175, 254)
hslhsl(218, 98%, 75%)
oklchoklch(0.753 0.125 260.8)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.4248

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fed081

#81edfe · #9181fe

#fe81af · #affe81

Split-complementary

Open in tool →

#fe9181 · #edfe81

#fe81ed · #fed081 · #81fe91

Contrast

#81affe as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #176bfd as the text (4.61:1)
  • AAA: use #024dcf as the text (7.08:1)
  • AA: or shift the background to #424242 (4.54:1)
  • AAA: or shift the background to #242424 (7.02:1)
Aaon black
9.5:1passpasspassPasses 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 #81affe 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

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

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

tool url/palettes/new/81affe-9ca6c4-df644e-201f2d-e9f0f1?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