Color

#6a407d

#6a407d
hex#6a407d
rgbrgb(106, 64, 125)
hslhsl(281, 32%, 37%)
oklchoklch(0.447 0.107 314.5)
Closest name: Lords of the Night (#664488)Relative luminance 0.0821

Colors that go with #6a407d

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 →

#537d40

#4b407d · #7d4071

#7d6940 · #407d69

Split-complementary

Open in tool →

#717d40 · #407d4b

#7d4b40 · #537d40 · #40717d

Contrast

#6a407d as textRatioAAAA largeAAAFix
Aaon white
7.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #9561ae as the text (4.6:1)
  • AAA: use #b089c2 as the text (7.2:1)
  • AA: or shift the background to #c4c4c4 (4.56:1)
  • AAA: or shift the background to #f2f2f2 (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 #6a407d 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 #6a407d
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 #6a407d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a407d-ba9fc1-b6cb62-2d1f2c-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