Color

#8166fa

#8166fa
hex#8166fa
rgbrgb(129, 102, 250)
hslhsl(251, 94%, 69%)
oklchoklch(0.615 0.211 286.8)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.2107

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dffa66

#6695fa · #cb66fa

#fa8166 · #66fa81

Split-complementary

Open in tool →

#facb66 · #95fa66

#fa6695 · #dffa66 · #66facb

Contrast

#8166fa as textRatioAAAA largeAAAFix
Aaon white
4.03:1failpassfail
  • AA: use #7557fa as the text (4.67:1)
  • AAA: use #4c25f8 as the text (7.17:1)
  • AA: or shift the background to #141414 (4.57:1)
Aaon black
5.21:1passpassfail
  • AAA: use #9d88fb as the text (7.35:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8166fa 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

#8166fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8166fa
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 #8166fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8166fa-a89cc4-dfb34e-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