Color

#6f429e

#6f429e
hex#6f429e
rgbrgb(111, 66, 158)
hslhsl(269, 41%, 44%)
oklchoklch(0.476 0.146 303.9)
Closest name: rebeccapurple (#663399)Relative luminance 0.0974

Colors that go with #6f429e

Charcoal, Sea Green 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 →

#729e42

#42449e · #9d429e

#9e6f42 · #429e6f

Split-complementary

Open in tool →

#9e9d42 · #449e42

#9e4244 · #729e42 · #429e9d

Contrast

#6f429e as textRatioAAAA largeAAAFix
Aaon white
7.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #8d61bd as the text (4.58:1)
  • AAA: use #aa88cd as the text (7.11:1)
  • AA: or shift the background to #cfcfcf (4.57:1)
  • AAA: or shift the background to #ffffff (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6f429e 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

#6f429e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6f429e
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 #6f429e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6f429e-b49cc4-cbcb62-2c1f2d-e9e9f1?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