Color

#8a31dd

#8a31dd
hex#8a31dd
rgbrgb(138, 49, 221)
hslhsl(271, 72%, 53%)
oklchoklch(0.535 0.24 302)
Closest name: blueviolet (#8a2be2)Relative luminance 0.1282

Tints & shades

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

Harmonies

Complementary

Open in tool →

#84dd31

#3431dd · #dd31db

#dd8a31 · #31dd8a

Split-complementary

Open in tool →

#dbdd31 · #31dd34

#dd3431 · #84dd31 · #31dbdd

Contrast

#8a31dd as textRatioAAAA largeAAAFix
Aaon white
5.89:1passpassfail
  • AAA: use #7b22ce as the text (7.09:1)
Aaon black
3.56:1failpassfail
  • AA: use #9b50e2 as the text (4.64:1)
  • AAA: use #b780ea as the text (7.29:1)
  • AA: or shift the background to #e3e3e3 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8a31dd 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

#8a31dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8a31dd
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 #8a31dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8a31dd-b59cc4-c7cb62-2c1f2d-eae9f1?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