Color

#8566ff

#8566ff
hex#8566ff
rgbrgb(133, 102, 255)
hslhsl(252, 100%, 70%)
oklchoklch(0.622 0.217 287.7)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.2171

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e0ff66

#6694ff · #d166ff

#ff8566 · #66ff85

Split-complementary

Open in tool →

#ffd166 · #94ff66

#ff6694 · #e0ff66 · #66ffd1

Contrast

#8566ff as textRatioAAAA largeAAAFix
Aaon white
3.93:1failpassfail
  • AA: use #7857ff as the text (4.56:1)
  • AAA: use #4b1fff as the text (7.14:1)
  • AA: or shift the background to #171717 (4.56:1)
Aaon black
5.34:1passpassfail
  • AAA: use #9d85ff as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8566ff 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

#8566ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8566ff
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 #8566ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8566ff-a99cc4-dfb64e-281f2d-e9ecf1?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