Color

#820bf9

#820bf9
hex#820bf9
rgbrgb(130, 11, 249)
hslhsl(270, 95%, 51%)
oklchoklch(0.529 0.286 295.5)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1182

Colors that go with #820bf9

Olive Green, Medium Slate Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#82f90b

#0b0bf9 · #f90bf9

#f9820b · #0bf982

Split-complementary

Open in tool →

#f9f90b · #0bf90b

#f90b0b · #82f90b · #0bf9f9

Contrast

#820bf9 as textRatioAAAA largeAAAFix
Aaon white
6.24:1passpassfail
  • AAA: use #7506e5 as the text (7.21:1)
Aaon black
3.36:1failpassfail
  • AA: use #9e42fa as the text (4.61:1)
  • AAA: use #ba79fc as the text (7.23:1)
  • AA: or shift the background to #dbdbdb (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #820bf9 as the background.

Brands using this color

Fonts for this mood

#820bf9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #820bf9
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #820bf9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/820bf9-b59cc4-c9cb62-2c1f2d-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