Color

#504686

#504686
hex#504686
rgbrgb(80, 70, 134)
hslhsl(249, 31%, 40%)
oklchoklch(0.436 0.103 288.5)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0781

Colors that go with #504686

Charcoal, Steel Blue and 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.

Real palettes that use #504686

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c8646

#465d86 · #6f4686

#865046 · #468650

Split-complementary

Open in tool →

#866f46 · #5d8646

#86465d · #7c8646 · #46866f

Contrast

#504686 as textRatioAAAA largeAAAFix
Aaon white
8.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.56:1failfailfail
  • AA: use #766cb2 as the text (4.56:1)
  • AAA: use #9991c5 as the text (7.21:1)
  • AA: or shift the background to #c2c2c2 (4.6:1)
  • AAA: or shift the background to #ededed (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #504686 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 #504686
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 #504686 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/504686-a79cc4-dfae4e-271f2d-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