Color

#550643

#550643
hex#550643
rgbrgb(85, 6, 67)
hslhsl(314, 87%, 18%)
oklchoklch(0.308 0.126 340.1)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0247

Colors that go with #550643

Crimson, Denim and Sea 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 →

#065619

#410656 · #56061b

#435606 · #064356

Split-complementary

Open in tool →

#1b5606 · #065641

#564106 · #065619 · #061b56

Contrast

#550643 as textRatioAAAA largeAAAFix
Aaon white
14.06:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #d70fa8 as the text (4.52:1)
  • AAA: use #f358cf as the text (7.11:1)
  • AA: or shift the background to #949494 (4.64:1)
  • AAA: or shift the background to #b8b8b8 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #550643 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

#550643 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #550643
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 #550643 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/550643-c19fb5-7ccb62-2d1f24-efe9f1?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