Color

#6b4e83

#6b4e83
hex#6b4e83
rgbrgb(107, 78, 131)
hslhsl(273, 25%, 41%)
oklchoklch(0.477 0.089 308.5)
Closest name: Grapes of Italy (#714a8b)Relative luminance 0.1021

Colors that go with #6b4e83

Charcoal, Midnight Blue and Royal 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.

Real palettes that use #6b4e83

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#66834e

#514e83 · #834e80

#836b4e · #4e836b

Split-complementary

Open in tool →

#80834e · #4e8351

#83514e · #66834e · #4e8083

Contrast

#6b4e83 as textRatioAAAA largeAAAFix
Aaon white
6.9:1passpassfail
  • AAA: use #694d80 as the text (7.06:1)
Aaon black
3.04:1failpassfail
  • AA: use #8a69a5 as the text (4.64:1)
  • AAA: use #a58cba as the text (7.06:1)
  • AA: or shift the background to #d1d1d1 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b4e83 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #6b4e83
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 #6b4e83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b4e83-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