Color

#585f7e

#585f7e
hex#585f7e
rgbrgb(88, 95, 126)
hslhsl(229, 18%, 42%)
oklchoklch(0.492 0.05 274.5)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1177

Colors that go with #585f7e

Charcoal, Sea Green and Steel Blue 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 →

#7e7758

#58727e · #64587e

#7e585f · #5f7e58

Split-complementary

Open in tool →

#7e6458 · #727e58

#7e5872 · #7e7758 · #587e64

Contrast

#585f7e as textRatioAAAA largeAAAFix
Aaon white
6.26:1passpassfail
  • AAA: use #4f5672 as the text (7.23:1)
Aaon black
3.35:1failpassfail
  • AA: use #6c7499 as the text (4.6:1)
  • AAA: use #9096b2 as the text (7.19:1)
  • AA: or shift the background to #dbdbdb (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 #585f7e as the background.

Brands using this color

mcpConnect your agent — build around #585f7e
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 #585f7e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585f7e-9c9fc4-df7e4e-231f2d-e9eef1?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