Color

#8c66ea

#8c66ea
hex#8c66ea
rgbrgb(140, 102, 234)
hslhsl(257, 76%, 66%)
oklchoklch(0.613 0.191 293.2)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.2102

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5ea66

#6683ea · #ce66ea

#ea8c66 · #66ea8c

Split-complementary

Open in tool →

#eace66 · #83ea66

#ea6683 · #c5ea66 · #66eace

Contrast

#8c66ea as textRatioAAAA largeAAAFix
Aaon white
4.04:1failpassfail
  • AA: use #8259e8 as the text (4.62:1)
  • AAA: use #602ce2 as the text (7.1:1)
  • AA: or shift the background to #141414 (4.57:1)
Aaon black
5.2:1passpassfail
  • AAA: use #a386ee as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8c66ea 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

#8c66ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8c66ea
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 #8c66ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8c66ea-ac9cc4-dfc24e-291f2d-e9ebf1?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