Color

#575798

#575798
hex#575798
rgbrgb(87, 87, 152)
hslhsl(240, 27%, 47%)
oklchoklch(0.487 0.103 281.9)
Closest name: Freshly Purpleized (#5c5083)Relative luminance 0.1111

Colors that go with #575798

Charcoal, Amber and 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 →

#989857

#577898 · #785798

#985757 · #579857

Split-complementary

Open in tool →

#987857 · #789857

#985778 · #989857 · #579878

Contrast

#575798 as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #52528e as the text (7.1:1)
Aaon black
3.22:1failpassfail
  • AA: use #7171ad as the text (4.67:1)
  • AAA: use #9191c0 as the text (7.02:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575798 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 #575798
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 #575798 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575798-a19cc4-df994e-251f2d-e9edf1?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