Color

#6b3fee

#6b3fee
hex#6b3fee
rgbrgb(107, 63, 238)
hslhsl(255, 84%, 59%)
oklchoklch(0.532 0.243 286.3)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1285

Colors that go with #6b3fee

Charcoal, Sea Green and Amber 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 →

#c2ee3f

#3f6bee · #c23fee

#ee6b3f · #3fee6b

Split-complementary

Open in tool →

#eec23f · #6bee3f

#ee3f6b · #c2ee3f · #3feec2

Contrast

#6b3fee as textRatioAAAA largeAAAFix
Aaon white
5.88:1passpassfail
  • AAA: use #5827ec as the text (7.2:1)
Aaon black
3.57:1failpassfail
  • AA: use #805bf1 as the text (4.68:1)
  • AAA: use #a185f4 as the text (7.18:1)
  • AA: or shift the background to #e3e3e3 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b3fee 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

#6b3fee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b3fee
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 #6b3fee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b3fee-ab9cc4-dfbd4e-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