Color

#90099f

#90099f
hex#90099f
rgbrgb(144, 9, 159)
hslhsl(294, 89%, 33%)
oklchoklch(0.471 0.218 323.1)
Closest name: darkmagenta (#8b008b)Relative luminance 0.0863

Colors that go with #90099f

Denim, Forest Green 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 →

#189f09

#45099f · #9f0963

#9f9009 · #099f90

Split-complementary

Open in tool →

#639f09 · #099f45

#9f4509 · #189f09 · #09639f

Contrast

#90099f as textRatioAAAA largeAAAFix
Aaon white
7.7:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #c90dde as the text (4.6:1)
  • AAA: use #e65bf5 as the text (7.18:1)
  • AA: or shift the background to #c7c7c7 (4.56:1)
  • AAA: or shift the background to #f5f5f5 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90099f 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

#90099f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90099f
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 #90099f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90099f-c19fc0-9fcb62-2d1f29-ede9f1?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