Color

#523371

#523371
hex#523371
rgbrgb(82, 51, 113)
hslhsl(270, 38%, 32%)
oklchoklch(0.388 0.105 305.1)
Closest name: Imperial Purple (#5b3167)Relative luminance 0.0535

Colors that go with #523371

Crimson, Denim and Midnight 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 →

#527133

#333371 · #713371

#715233 · #337152

Split-complementary

Open in tool →

#717133 · #337133

#713333 · #527133 · #337171

Contrast

#523371 as textRatioAAAA largeAAAFix
Aaon white
10.14:1passpasspassPasses AAA — no fix needed.
Aaon black
2.07:1failfailfail
  • AA: use #8c61b8 as the text (4.52:1)
  • AAA: use #ab8bcb as the text (7.29:1)
  • AA: or shift the background to #adadad (4.52:1)
  • AAA: or shift the background to #d9d9d9 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #523371 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#523371 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #523371
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 #523371 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/523371-b59cc4-c9cb62-2c1f2d-eae9f1?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