Color

#9f29ff

#9f29ff
hex#9f29ff
rgbrgb(159, 41, 255)
hslhsl(273, 100%, 58%)
oklchoklch(0.582 0.281 302.7)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1618

Colors that go with #9f29ff

Royal Blue, Olive Drab and Charcoal 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 →

#89ff29

#3429ff · #ff29f4

#ff9f29 · #29ff9f

Split-complementary

Open in tool →

#f4ff29 · #29ff34

#ff3429 · #89ff29 · #29f4ff

Contrast

#9f29ff as textRatioAAAA largeAAAFix
Aaon white
4.96:1passpassfail
  • AAA: use #7b00e0 as the text (7.2:1)
Aaon black
4.24:1failpassfail
  • AA: use #a538ff as the text (4.61:1)
  • AAA: use #c175ff as the text (7.26:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9f29ff as the background.

Brands using this color

Fonts for this mood

#9f29ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9f29ff
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 #9f29ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9f29ff-b79cc4-c4cb62-2d1f2d-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