Color

#585f84

#585f84
hex#585f84
rgbrgb(88, 95, 132)
hslhsl(230, 20%, 43%)
oklchoklch(0.495 0.06 275.7)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1193

Colors that go with #585f84

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 #585f84

Tints & shades

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

Harmonies

Complementary

Open in tool →

#847c58

#587584 · #665884

#84585f · #5f8458

Split-complementary

Open in tool →

#846658 · #758458

#845875 · #847c58 · #588466

Contrast

#585f84 as textRatioAAAA largeAAAFix
Aaon white
6.2:1passpassfail
  • AAA: use #505677 as the text (7.15:1)
Aaon black
3.39:1failpassfail
  • AA: use #6c749d as the text (4.62:1)
  • AAA: use #8e94b4 as the text (7.05:1)
  • 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 #585f84 as the background.

Brands using this color

mcpConnect your agent — build around #585f84
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 #585f84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585f84-9c9ec4-df814e-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