Color

#9f3fee

#9f3fee
hex#9f3fee
rgbrgb(159, 63, 238)
hslhsl(273, 84%, 59%)
oklchoklch(0.586 0.247 304.7)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.171

Colors that go with #9f3fee

Royal Blue, Olive Drab and Sea Green 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 →

#8eee3f

#473fee · #ee3fe5

#ee9f3f · #3fee9f

Split-complementary

Open in tool →

#e5ee3f · #3fee47

#ee473f · #8eee3f · #3fe5ee

Contrast

#9f3fee as textRatioAAAA largeAAAFix
Aaon white
4.75:1passpassfail
  • AAA: use #7f13d8 as the text (7.03:1)
Aaon black
4.42:1failpassfail
  • AA: use #a243ef as the text (4.59:1)
  • AAA: use #bb77f3 as the text (7.05:1)
  • AA: or shift the background to #fafafa (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 #9f3fee as the background.

Brands using this color

Fonts for this mood

#9f3fee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9f3fee
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 #9f3fee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9f3fee-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