Color

#6d13aa

#6d13aa
hex#6d13aa
rgbrgb(109, 19, 170)
hslhsl(276, 80%, 37%)
oklchoklch(0.433 0.211 305.1)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0662

Colors that go with #6d13aa

Olive 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 →

#4faa13

#2213aa · #aa139b

#aa6d13 · #13aa6d

Split-complementary

Open in tool →

#9baa13 · #13aa22

#aa2213 · #4faa13 · #139baa

Contrast

#6d13aa as textRatioAAAA largeAAAFix
Aaon white
9.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #a743ea as the text (4.63:1)
  • AAA: use #bf75f0 as the text (7.02:1)
  • AA: or shift the background to #b8b8b8 (4.56:1)
  • AAA: or shift the background to #e3e3e3 (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 #6d13aa 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

#6d13aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6d13aa
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 #6d13aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d13aa-b99cc4-bfcb62-2d1f2d-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