Color

#6b348d

#6b348d
hex#6b348d
rgbrgb(107, 52, 141)
hslhsl(277, 46%, 38%)
oklchoklch(0.439 0.147 310.2)
Closest name: rebeccapurple (#663399)Relative luminance 0.075

Tints & shades

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

Harmonies

Complementary

Open in tool →

#568d34

#3f348d · #8d3483

#8d6b34 · #348d6b

Split-complementary

Open in tool →

#838d34 · #348d3f

#8d3f34 · #568d34 · #34838d

Contrast

#6b348d as textRatioAAAA largeAAAFix
Aaon white
8.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #9b5bc2 as the text (4.67:1)
  • AAA: use #b484d2 as the text (7.17:1)
  • AA: or shift the background to #bfbfbf (4.57:1)
  • AAA: or shift the background to #ebebeb (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b348d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#6b348d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b348d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #6b348d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b348d-b99cc4-bdcb62-2d1f2c-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