Color

#6b396f

#6b396f
hex#6b396f
rgbrgb(107, 57, 111)
hslhsl(296, 32%, 33%)
oklchoklch(0.429 0.104 324.4)
Closest name: Eminence (#6e3974)Relative luminance 0.072

Colors that go with #6b396f

Charcoal, Powder 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d6f39

#51396f · #6f3958

#6f6b39 · #396f6b

Split-complementary

Open in tool →

#586f39 · #396f51

#6f5139 · #3d6f39 · #39586f

Contrast

#6b396f as textRatioAAAA largeAAAFix
Aaon white
8.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.44:1failfailfail
  • AA: use #a55aaa as the text (4.64:1)
  • AAA: use #bb82bf as the text (7.06:1)
  • AA: or shift the background to #bdbdbd (4.58:1)
  • AAA: or shift the background to #e8e8e8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b396f 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 #6b396f
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 #6b396f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b396f-c19fbf-9ccb62-2d1f28-ede9f1?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