Color

#574a96

#574a96
hex#574a96
rgbrgb(87, 74, 150)
hslhsl(250, 34%, 44%)
oklchoklch(0.46 0.12 288.6)
Closest name: Lords of the Night (#664488)Relative luminance 0.0913

Colors that go with #574a96

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 →

#8a964a

#4a6396 · #7d4a96

#96574a · #4a9657

Split-complementary

Open in tool →

#967d4a · #63964a

#964a63 · #8a964a · #4a967d

Contrast

#574a96 as textRatioAAAA largeAAAFix
Aaon white
7.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.83:1failfailfail
  • AA: use #786cb7 as the text (4.63:1)
  • AAA: use #988ec7 as the text (7.03:1)
  • AA: or shift the background to #cccccc (4.63:1)
  • AAA: or shift the background to #fafafa (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #574a96 as the background.

Brands using this color

mcpConnect your agent — build around #574a96
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 #574a96 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/574a96-a79cc4-dfb14e-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