Color

#57607f

#57607f
hex#57607f
rgbrgb(87, 96, 127)
hslhsl(227, 19%, 42%)
oklchoklch(0.494 0.051 271.9)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1192

Colors that go with #57607f

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7f7757

#57747f · #62577f

#7f5760 · #607f57

Split-complementary

Open in tool →

#7f6257 · #747f57

#7f5774 · #7f7757 · #577f62

Contrast

#57607f as textRatioAAAA largeAAAFix
Aaon white
6.2:1passpassfail
  • AAA: use #4e5673 as the text (7.23:1)
Aaon black
3.38:1failpassfail
  • AA: use #6a759a as the text (4.62:1)
  • AAA: use #8f96b3 as the text (7.18:1)
  • AA: or shift the background to #dedede (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57607f as the background.

Brands using this color

mcpConnect your agent — build around #57607f
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 #57607f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57607f-9ca0c4-df7a4e-221f2d-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