Color

#4e1fd1

#4e1fd1
hex#4e1fd1
rgbrgb(78, 31, 209)
hslhsl(256, 74%, 47%)
oklchoklch(0.445 0.241 282.6)
Closest name: Blurple (#5539cc)Relative luminance 0.072

Colors that go with #4e1fd1

Charcoal, Cobalt Blue and Cornflower Blue 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 →

#a1d11f

#1f49d1 · #a71fd1

#d14e1f · #1fd14e

Split-complementary

Open in tool →

#d1a71f · #49d11f

#d11f49 · #a1d11f · #1fd1a7

Contrast

#4e1fd1 as textRatioAAAA largeAAAFix
Aaon white
8.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.44:1failfailfail
  • AA: use #805be6 as the text (4.56:1)
  • AAA: use #a287ed as the text (7.22:1)
  • AA: or shift the background to #bdbdbd (4.58:1)
  • AAA: or shift the background to #e8e8e8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e1fd1 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

#4e1fd1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e1fd1
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 #4e1fd1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e1fd1-ab9cc4-dfbf4e-291f2d-e9ebf1?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