Color

#505386

#505386
hex#505386
rgbrgb(80, 83, 134)
hslhsl(237, 25%, 42%)
oklchoklch(0.463 0.082 280.1)
Closest name: Dusk (#4e5481)Relative luminance 0.0961

Colors that go with #505386

Charcoal, Steel Blue and Amber 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 #505386

Tints & shades

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

Harmonies

Complementary

Open in tool →

#868350

#506e86 · #685086

#865053 · #538650

Split-complementary

Open in tool →

#866850 · #6e8650

#86506e · #868350 · #508668

Contrast

#505386 as textRatioAAAA largeAAAFix
Aaon white
7.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #7072a9 as the text (4.67:1)
  • AAA: use #8f92bc as the text (7.01:1)
  • AA: or shift the background to #cfcfcf (4.61:1)
  • AAA: or shift the background to #fcfcfc (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 #505386 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 #505386
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 #505386 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/505386-9f9cc4-df924e-251f2d-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