Color

#56808f

#56808f
hex#56808f
rgbrgb(86, 128, 143)
hslhsl(196, 25%, 45%)
oklchoklch(0.575 0.052 222.3)
Closest name: Citadel (#6a7f8b)Relative luminance 0.194

Colors that go with #56808f

Charcoal, Copper and Sienna 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.

Real palettes that use #56808f

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8f6556

#568f82 · #56638f

#8f5680 · #808f56

Split-complementary

Open in tool →

#8f5663 · #8f8256

#82568f · #8f6556 · #638f56

Contrast

#56808f as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #527a89 as the text (4.66:1)
  • AAA: use #3d5b66 as the text (7.27:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #739cab as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #56808f 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 #56808f
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 #56808f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56808f-9cb5c4-df4e6e-1f232d-e9f1ef?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