Color

#8581ee

#8581ee
hex#8581ee
rgbrgb(133, 129, 238)
hslhsl(242, 76%, 72%)
oklchoklch(0.656 0.159 282.8)
Closest name: Periwinkle (#8e82fe)Relative luminance 0.2686

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eaee81

#81b4ee · #bb81ee

#ee8581 · #81ee85

Split-complementary

Open in tool →

#eebb81 · #b4ee81

#ee81b4 · #eaee81 · #81eebb

Contrast

#8581ee as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #6662ea as the text (4.67:1)
  • AAA: use #3f3ae4 as the text (7.15:1)
  • AA: or shift the background to #262626 (4.59:1)
Aaon black
6.37:1passpassfail
  • AAA: use #8e8aef as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8581ee 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

#8581ee reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8581ee
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 #8581ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8581ee-a29cc4-df9e4e-261f2d-e9edf1?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