Color

#6f3caa

#6f3caa
hex#6f3caa
rgbrgb(111, 60, 170)
hslhsl(268, 48%, 45%)
oklchoklch(0.476 0.169 301.6)
Closest name: rebeccapurple (#663399)Relative luminance 0.0951

Colors that go with #6f3caa

Sea Green, Charcoal and Crimson 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 →

#76aa3c

#3c3faa · #a63caa

#aa6f3c · #3caa6f

Split-complementary

Open in tool →

#aaa63c · #3faa3c

#aa3c3f · #76aa3c · #3caaa6

Contrast

#6f3caa as textRatioAAAA largeAAAFix
Aaon white
7.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #8e5dc6 as the text (4.53:1)
  • AAA: use #ab86d5 as the text (7.1:1)
  • AA: or shift the background to #cccccc (4.5:1)
  • AAA: or shift the background to #fcfcfc (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6f3caa 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

#6f3caa reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6f3caa
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 #6f3caa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6f3caa-b39cc4-dfdc4e-2c1f2d-e9eaf1?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