Color

#6d437f

#6d437f
hex#6d437f
rgbrgb(109, 67, 127)
hslhsl(282, 31%, 38%)
oklchoklch(0.457 0.105 315.1)
Closest name: Lords of the Night (#664488)Relative luminance 0.088

Colors that go with #6d437f

Sea Green, Charcoal and Midnight 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 →

#557f43

#4f437f · #7f4373

#7f6d43 · #437f6d

Split-complementary

Open in tool →

#737f43 · #437f4f

#7f4f43 · #557f43 · #43737f

Contrast

#6d437f as textRatioAAAA largeAAAFix
Aaon white
7.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #9662ac as the text (4.64:1)
  • AAA: use #af87c0 as the text (7.05:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d437f 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 #6d437f
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 #6d437f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d437f-ba9fc1-b4cb62-2d1f2b-ebe9f1?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