Color

#6f39ef

#6f39ef
hex#6f39ef
rgbrgb(111, 57, 239)
hslhsl(258, 85%, 58%)
oklchoklch(0.529 0.25 288.2)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1254

Colors that go with #6f39ef

Charcoal, Royal Blue and Blue 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 →

#b8ef39

#395def · #cb39ef

#ef6f39 · #39ef6f

Split-complementary

Open in tool →

#efcb39 · #5def39

#ef395d · #b8ef39 · #39efcb

Contrast

#6f39ef as textRatioAAAA largeAAAFix
Aaon white
5.99:1passpassfail
  • AAA: use #5e21ed as the text (7.2:1)
Aaon black
3.51:1failpassfail
  • AA: use #8455f1 as the text (4.55:1)
  • AAA: use #a684f5 as the text (7.24:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6f39ef 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

#6f39ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6f39ef
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 #6f39ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6f39ef-ad9cc4-dfc44e-291f2d-e9ebf1?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