Color

#563e6a

#563e6a
hex#563e6a
rgbrgb(86, 62, 106)
hslhsl(273, 26%, 33%)
oklchoklch(0.409 0.077 308.4)
Closest name: Haunted Candelabra (#57446a)Relative luminance 0.0646

Colors that go with #563e6a

Copper, 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 →

#526a3e

#403e6a · #6a3e68

#6a563e · #3e6a56

Split-complementary

Open in tool →

#686a3e · #3e6a40

#6a403e · #526a3e · #3e686a

Contrast

#563e6a as textRatioAAAA largeAAAFix
Aaon white
9.16:1passpasspassPasses AAA — no fix needed.
Aaon black
2.29:1failfailfail
  • AA: use #8a68a6 as the text (4.61:1)
  • AAA: use #a68bbb as the text (7.03:1)
  • AA: or shift the background to #b8b8b8 (4.62:1)
  • AAA: or shift the background to #e3e3e3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #563e6a 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 #563e6a
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 #563e6a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/563e6a-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