Color

#6e31bf

#6e31bf
hex#6e31bf
rgbrgb(110, 49, 191)
hslhsl(266, 59%, 47%)
oklchoklch(0.477 0.206 297.5)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0927

Colors that go with #6e31bf

Charcoal, Royal Blue 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.

Real palettes that use #6e31bf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#81bf31

#313bbf · #b531bf

#bf6e31 · #31bf6e

Split-complementary

Open in tool →

#bfb531 · #3bbf31

#bf313b · #81bf31 · #31bfb5

Contrast

#6e31bf as textRatioAAAA largeAAAFix
Aaon white
7.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #8e59d4 as the text (4.53:1)
  • AAA: use #ac85e0 as the text (7.19:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (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 #6e31bf 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

#6e31bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6e31bf
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 #6e31bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6e31bf-b29cc4-dfd74e-2b1f2d-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