Color

#99509f

#99509f
hex#99509f
rgbrgb(153, 80, 159)
hslhsl(295, 33%, 47%)
oklchoklch(0.549 0.142 324.4)
Closest name: Bermuda Onion (#9d5a8f)Relative luminance 0.1501

Colors that go with #99509f

Sea Green, Charcoal and Denim 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 →

#579f50

#71509f · #9f507e

#9f9950 · #509f99

Split-complementary

Open in tool →

#7e9f50 · #509f71

#9f7150 · #579f50 · #507e9f

Contrast

#99509f as textRatioAAAA largeAAAFix
Aaon white
5.25:1passpassfail
  • AAA: use #7c4181 as the text (7.17:1)
Aaon black
4:1failpassfail
  • AA: use #a459ab as the text (4.6:1)
  • AAA: use #bb82c0 as the text (7.07:1)
  • AA: or shift the background to #f0f0f0 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #99509f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #99509f
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 #99509f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/99509f-c19fbf-9dcb62-2d1f28-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