Color

#573e6a

#573e6a
hex#573e6a
rgbrgb(87, 62, 106)
hslhsl(274, 26%, 33%)
oklchoklch(0.41 0.077 309.4)
Closest name: Haunted Candelabra (#57446a)Relative luminance 0.0651

Colors that go with #573e6a

Blue, Copper 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 →

#516a3e

#413e6a · #6a3e67

#6a573e · #3e6a57

Split-complementary

Open in tool →

#676a3e · #3e6a41

#6a413e · #516a3e · #3e676a

Contrast

#573e6a as textRatioAAAA largeAAAFix
Aaon white
9.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #8b68a6 as the text (4.63:1)
  • AAA: use #a68bbb as the text (7.03:1)
  • AA: or shift the background to #b8b8b8 (4.6:1)
  • AAA: or shift the background to #e3e3e3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #573e6a as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #573e6a
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 #573e6a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/573e6a-b79cc4-c2cb62-2d1f2d-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