Color

#584f7d

#584f7d
hex#584f7d
rgbrgb(88, 79, 125)
hslhsl(252, 23%, 40%)
oklchoklch(0.456 0.074 292.2)
Closest name: Freshly Purpleized (#5c5083)Relative luminance 0.0915

Colors that go with #584f7d

Sea Green, Steel Blue and Teal 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 #584f7d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#747d4f

#4f5d7d · #6f4f7d

#7d584f · #4f7d58

Split-complementary

Open in tool →

#7d6f4f · #5d7d4f

#7d4f5d · #747d4f · #4f7d6f

Contrast

#584f7d as textRatioAAAA largeAAAFix
Aaon white
7.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.83:1failfailfail
  • AA: use #7a6fa5 as the text (4.64:1)
  • AAA: use #9991ba as the text (7.11:1)
  • AA: or shift the background to #cccccc (4.62:1)
  • AAA: or shift the background to #fafafa (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #584f7d 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 #584f7d
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 #584f7d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/584f7d-a99cc4-dfb64e-281f2d-e9ecf1?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