Color

#6a4fc9

#6a4fc9
hex#6a4fc9
rgbrgb(106, 79, 201)
hslhsl(253, 53%, 55%)
oklchoklch(0.522 0.181 288.7)
Closest name: slateblue (#6a5acd)Relative luminance 0.1287

Colors that go with #6a4fc9

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 →

#afc94f

#4f72c9 · #a74fc9

#c96a4f · #4fc96a

Split-complementary

Open in tool →

#c9a74f · #72c94f

#c94f72 · #afc94f · #4fc9a7

Contrast

#6a4fc9 as textRatioAAAA largeAAAFix
Aaon white
5.87:1passpassfail
  • AAA: use #5d40c4 as the text (7.01:1)
Aaon black
3.57:1failpassfail
  • AA: use #7a63cf as the text (4.51:1)
  • AAA: use #9c8adb as the text (7.07:1)
  • 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 #6a4fc9 as the background.

Brands using this color

Fonts for this mood

#6a4fc9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6a4fc9
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 #6a4fc9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a4fc9-a99cc4-dfb84e-281f2d-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