Color

#550c49

#550c49
hex#550c49
rgbrgb(85, 12, 73)
hslhsl(310, 75%, 19%)
oklchoklch(0.316 0.125 336)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0268

Colors that go with #550c49

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 →

#0c5518

#3d0c55 · #550c24

#49550c · #0c4955

Split-complementary

Open in tool →

#24550c · #0c553d

#553d0c · #0c5518 · #0c2455

Contrast

#550c49 as textRatioAAAA largeAAAFix
Aaon white
13.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #d21eb4 as the text (4.59:1)
  • AAA: use #e963d2 as the text (7.18:1)
  • AA: or shift the background to #949494 (4.51:1)
  • AAA: or shift the background to #bababa (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 #550c49 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

#550c49 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #550c49
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 #550c49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/550c49-c19fb7-83cb62-2d1f25-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