Color

#573177

#573177
hex#573177
rgbrgb(87, 49, 119)
hslhsl(273, 42%, 33%)
oklchoklch(0.395 0.118 306.8)
Closest name: Imperial (#602f6b)Relative luminance 0.0555

Colors that go with #573177

Charcoal, Crimson and Denim 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 →

#517731

#343177 · #773174

#775831 · #317758

Split-complementary

Open in tool →

#747731 · #317734

#773431 · #517731 · #317477

Contrast

#573177 as textRatioAAAA largeAAAFix
Aaon white
9.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #9460be as the text (4.68:1)
  • AAA: use #ae88ce as the text (7.21:1)
  • AA: or shift the background to #b0b0b0 (4.59:1)
  • AAA: or shift the background to #d9d9d9 (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 #573177 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

#573177 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #573177
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 #573177 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/573177-b79cc4-c4cb62-2d1f2d-eae9f1?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