Color

#54155b

#54155b
hex#54155b
rgbrgb(84, 21, 91)
hslhsl(294, 63%, 22%)
oklchoklch(0.334 0.129 323.6)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0318

Colors that go with #54155b

Crimson, Denim and Forest Green 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 →

#1c5b15

#31155b · #5b153f

#5b5415 · #155b54

Split-complementary

Open in tool →

#3f5b15 · #155b31

#5b3115 · #1c5b15 · #153f5b

Contrast

#54155b as textRatioAAAA largeAAAFix
Aaon white
12.84:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #c02fd0 as the text (4.56:1)
  • AAA: use #d36ede as the text (7.05:1)
  • AA: or shift the background to #999999 (4.51:1)
  • AAA: or shift the background to #c2c2c2 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #54155b 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

#54155b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #54155b
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 #54155b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/54155b-c19fc0-9fcb62-2d1f29-ede9f1?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