Color

#4d1cd4

#4d1cd4
hex#4d1cd4
rgbrgb(77, 28, 212)
hslhsl(256, 77%, 47%)
oklchoklch(0.445 0.246 282)
Closest name: Blurple (#5539cc)Relative luminance 0.0716

Colors that go with #4d1cd4

Charcoal, Denim and Cobalt 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 →

#a3d41c

#1c47d4 · #a91cd4

#d44d1c · #1cd44d

Split-complementary

Open in tool →

#d4a91c · #47d41c

#d41c47 · #a3d41c · #1cd4a9

Contrast

#4d1cd4 as textRatioAAAA largeAAAFix
Aaon white
8.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #825dea as the text (4.7:1)
  • AAA: use #a185ef as the text (7.12:1)
  • AA: or shift the background to #bdbdbd (4.6:1)
  • AAA: or shift the background to #e8e8e8 (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 #4d1cd4 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

#4d1cd4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d1cd4
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 #4d1cd4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d1cd4-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