Color

#831ef6

#831ef6
hex#831ef6
rgbrgb(131, 30, 246)
hslhsl(268, 92%, 54%)
oklchoklch(0.535 0.276 295.8)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1241

Tints & shades

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

Harmonies

Complementary

Open in tool →

#91f61e

#1e25f6 · #ee1ef6

#f6831e · #1ef683

Split-complementary

Open in tool →

#f6ee1e · #25f61e

#f61e25 · #91f61e · #1ef6ee

Contrast

#831ef6 as textRatioAAAA largeAAAFix
Aaon white
6.03:1passpassfail
  • AAA: use #730aeb as the text (7.07:1)
Aaon black
3.48:1failpassfail
  • AA: use #9845f7 as the text (4.53:1)
  • AAA: use #b67bf9 as the text (7.19:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #831ef6 as the background.

Brands using this color

Fonts for this mood

#831ef6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #831ef6
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 #831ef6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/831ef6-b39cc4-dfdc4e-2c1f2d-e9eaf1?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