Color

#820f99

#820f99
hex#820f99
rgbrgb(130, 15, 153)
hslhsl(290, 82%, 33%)
oklchoklch(0.447 0.205 319.6)
Closest name: darkmagenta (#8b008b)Relative luminance 0.0739

Colors that go with #820f99

Denim, Forest Green and Blue Violet 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 →

#26990f

#3d0f99 · #990f6b

#99820f · #0f9982

Split-complementary

Open in tool →

#6b990f · #0f993d

#993d0f · #26990f · #0f6b99

Contrast

#820f99 as textRatioAAAA largeAAAFix
Aaon white
8.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2.48:1failfailfail
  • AA: use #c517e8 as the text (4.66:1)
  • AAA: use #d966f0 as the text (7.11:1)
  • AA: or shift the background to #bdbdbd (4.51:1)
  • AAA: or shift the background to #ebebeb (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #820f99 as the background.

Brands using this color

Fonts for this mood

#820f99 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #820f99
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 #820f99 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/820f99-bf9fc1-a6cb62-2d1f29-ece9f1?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