Color

#6d348d

#6d348d
hex#6d348d
rgbrgb(109, 52, 141)
hslhsl(278, 46%, 38%)
oklchoklch(0.442 0.147 311.4)
Closest name: rebeccapurple (#663399)Relative luminance 0.0763

Colors that go with #6d348d

Denim, Sea Green and Charcoal 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 →

#558d34

#40348d · #8d3482

#8d6d34 · #348d6d

Split-complementary

Open in tool →

#828d34 · #348d40

#8d4034 · #558d34 · #34828d

Contrast

#6d348d as textRatioAAAA largeAAAFix
Aaon white
8.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.53:1failfailfail
  • AA: use #9a57c1 as the text (4.51:1)
  • AAA: use #b584d2 as the text (7.2:1)
  • AA: or shift the background to #bfbfbf (4.52:1)
  • AAA: or shift the background to #ededed (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 #6d348d as the background.

Brands using this color

Fonts for this mood

#6d348d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6d348d
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 #6d348d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d348d-ba9cc4-bbcb62-2d1f2c-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