Color

#57355f

#57355f
hex#57355f
rgbrgb(87, 53, 95)
hslhsl(289, 28%, 29%)
oklchoklch(0.387 0.081 319.8)
Closest name: Long Passionate Night (#5b365e)Relative luminance 0.054

Colors that go with #57355f

Sea Green, Crimson and Denim 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 →

#3d5f35

#42355f · #5f3552

#5f5735 · #355f57

Split-complementary

Open in tool →

#525f35 · #355f42

#5f4235 · #3d5f35 · #35525f

Contrast

#57355f as textRatioAAAA largeAAAFix
Aaon white
10.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #985fa5 as the text (4.52:1)
  • AAA: use #b389bd as the text (7.23:1)
  • AA: or shift the background to #b0b0b0 (4.66:1)
  • AAA: or shift the background to #d9d9d9 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57355f as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#57355f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #57355f
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 #57355f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57355f-be9fc1-a8cb62-2d1f2a-ece9f1?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