Color

#504f72

#504f72
hex#504f72
rgbrgb(80, 79, 114)
hslhsl(242, 18%, 38%)
oklchoklch(0.443 0.057 285.1)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.0851

Colors that go with #504f72

Steel Blue, Cadet Blue 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.

Real palettes that use #504f72

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#71724f

#4f6072 · #624f72

#72514f · #4f7251

Split-complementary

Open in tool →

#72624f · #60724f

#724f60 · #71724f · #4f7262

Contrast

#504f72 as textRatioAAAA largeAAAFix
Aaon white
7.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.7:1failfailfail
  • AA: use #73729d as the text (4.62:1)
  • AAA: use #9493b4 as the text (7.09:1)
  • AA: or shift the background to #c7c7c7 (4.6:1)
  • AAA: or shift the background to #f5f5f5 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #504f72 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 #504f72
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 #504f72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/504f72-a29cc4-df9e4e-261f2d-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