Color

#540c5f

#540c5f
hex#540c5f
rgbrgb(84, 12, 95)
hslhsl(292, 78%, 21%)
oklchoklch(0.329 0.142 321.8)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0297

Colors that go with #540c5f

Forest 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 →

#175f0c

#2a0c5f · #5f0c41

#5f540c · #0c5f54

Split-complementary

Open in tool →

#415f0c · #0c5f2a

#5f2a0c · #175f0c · #0c415f

Contrast

#540c5f as textRatioAAAA largeAAAFix
Aaon white
13.17:1passpasspassPasses AAA — no fix needed.
Aaon black
1.59:1failfailfail
  • AA: use #c41bde as the text (4.56:1)
  • AAA: use #da65ec as the text (7.05:1)
  • AA: or shift the background to #999999 (4.62:1)
  • AAA: or shift the background to #bdbdbd (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #540c5f 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

#540c5f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #540c5f
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 #540c5f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/540c5f-c09fc1-a3cb62-2d1f29-ece9f1?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