Color

#557282

#557282
hex#557282
rgbrgb(85, 114, 130)
hslhsl(201, 21%, 42%)
oklchoklch(0.536 0.042 232.7)
Closest name: Ashen Whisper (#646b7a)Relative luminance 0.1558

Colors that go with #557282

Charcoal, Sienna and Champagne 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 #557282

Tints & shades

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

Harmonies

Complementary

Open in tool →

#826455

#55827b · #555b82

#825572 · #728255

Split-complementary

Open in tool →

#82555b · #827b55

#7b5582 · #826455 · #5b8255

Contrast

#557282 as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #445c69 as the text (7.05:1)
Aaon black
4.12:1failpassfail
  • AA: use #5b7a8b as the text (4.6:1)
  • AAA: use #7d9baa as the text (7.14:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #557282 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 #557282
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 #557282 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/557282-9cb1c4-df4e62-1f222d-e9f1f0?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