Color

#6d4fcf

#6d4fcf
hex#6d4fcf
rgbrgb(109, 79, 207)
hslhsl(254, 57%, 56%)
oklchoklch(0.53 0.188 289.1)
Closest name: slateblue (#6a5acd)Relative luminance 0.1335

Colors that go with #6d4fcf

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 →

#b1cf4f

#4f71cf · #ad4fcf

#cf6d4f · #4fcf6d

Split-complementary

Open in tool →

#cfad4f · #71cf4f

#cf4f71 · #b1cf4f · #4fcfad

Contrast

#6d4fcf as textRatioAAAA largeAAAFix
Aaon white
5.72:1passpassfail
  • AAA: use #5c3bc9 as the text (7.18:1)
Aaon black
3.67:1failpassfail
  • AA: use #7d63d4 as the text (4.61:1)
  • AAA: use #9f8bdf as the text (7.23:1)
  • AA: or shift the background to #e6e6e6 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d4fcf as the background.

Brands using this color

Fonts for this mood

#6d4fcf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6d4fcf
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 #6d4fcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d4fcf-aa9cc4-dfbb4e-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