Color

#6d4587

#6d4587
hex#6d4587
rgbrgb(109, 69, 135)
hslhsl(276, 32%, 40%)
oklchoklch(0.465 0.112 310.7)
Closest name: Lords of the Night (#664488)Relative luminance 0.0926

Colors that go with #6d4587

Charcoal, Crimson and Denim 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 →

#5f8745

#4c4587 · #874580

#876d45 · #45876d

Split-complementary

Open in tool →

#808745 · #45874c

#874c45 · #5f8745 · #458087

Contrast

#6d4587 as textRatioAAAA largeAAAFix
Aaon white
7.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #9164af as the text (4.65:1)
  • AAA: use #ab89c2 as the text (7.09:1)
  • AA: or shift the background to #cccccc (4.59:1)
  • AAA: or shift the background to #fafafa (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d4587 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 #6d4587
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 #6d4587 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d4587-b99cc4-bfcb62-2d1f2d-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