Color

#556282

#556282
hex#556282
rgbrgb(85, 98, 130)
hslhsl(223, 21%, 42%)
oklchoklch(0.498 0.054 267.3)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1228

Colors that go with #556282

Charcoal, Sea Green and Amber 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 #556282

Tints & shades

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

Harmonies

Complementary

Open in tool →

#827555

#557882 · #5e5582

#825561 · #618255

Split-complementary

Open in tool →

#825e55 · #788255

#825578 · #827555 · #55825e

Contrast

#556282 as textRatioAAAA largeAAAFix
Aaon white
6.08:1passpassfail
  • AAA: use #4d5875 as the text (7.07:1)
Aaon black
3.46:1failpassfail
  • AA: use #65749a as the text (4.52:1)
  • AAA: use #8a95b2 as the text (7.02:1)
  • AA: or shift the background to #dedede (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #556282 as the background.

Brands using this color

mcpConnect your agent — build around #556282
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 #556282 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/556282-9ca3c4-df704e-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