Color

#565d6c

#565d6c
hex#565d6c
rgbrgb(86, 93, 108)
hslhsl(221, 11%, 38%)
oklchoklch(0.478 0.026 265.6)
Closest name: Concrete Landscape (#5c606e)Relative luminance 0.1089

Colors that go with #565d6c

Cadet Blue, Champagne and Copper 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 →

#6c6556

#56686c · #5a566c

#6c565d · #5d6c56

Split-complementary

Open in tool →

#6c5a56 · #686c56

#6c5668 · #6c6556 · #566c5a

Contrast

#565d6c as textRatioAAAA largeAAAFix
Aaon white
6.61:1passpassfail
  • AAA: use #525866 as the text (7.13:1)
Aaon black
3.18:1failpassfail
  • AA: use #6d7588 as the text (4.55:1)
  • AAA: use #9198a6 as the text (7.25:1)
  • AA: or shift the background to #d6d6d6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #565d6c as the background.

Brands using this color

mcpConnect your agent — build around #565d6c
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 #565d6c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/565d6c-9ca4c4-df6b4e-211f2d-e9eff1?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