Color

#57407d

#57407d
hex#57407d
rgbrgb(87, 64, 125)
hslhsl(263, 32%, 37%)
oklchoklch(0.425 0.1 299.5)
Closest name: Drifting Violet (#5b4276)Relative luminance 0.0717

Colors that go with #57407d

Charcoal, Blue and Crimson 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 →

#657d40

#40477d · #75407d

#7d5740 · #407d57

Split-complementary

Open in tool →

#7d7540 · #477d40

#7d4047 · #657d40 · #407d75

Contrast

#57407d as textRatioAAAA largeAAAFix
Aaon white
8.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #8468b1 as the text (4.6:1)
  • AAA: use #a28dc4 as the text (7.14:1)
  • AA: or shift the background to #bdbdbd (4.59:1)
  • AAA: or shift the background to #e8e8e8 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57407d 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 #57407d
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 #57407d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57407d-b09cc4-dfd04e-2b1f2d-e9eaf1?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