Color

#504186

#504186
hex#504186
rgbrgb(80, 65, 134)
hslhsl(253, 35%, 39%)
oklchoklch(0.426 0.111 290.9)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0721

Colors that go with #504186

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#778641

#415486 · #734186

#865041 · #418650

Split-complementary

Open in tool →

#867341 · #548641

#864154 · #778641 · #418673

Contrast

#504186 as textRatioAAAA largeAAAFix
Aaon white
8.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.44:1failfailfail
  • AA: use #7c6bb8 as the text (4.65:1)
  • AAA: use #9a8dc8 as the text (7.02:1)
  • AA: or shift the background to #bdbdbd (4.58:1)
  • AAA: or shift the background to #e8e8e8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #504186 as the background.

Brands using this color

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

Fonts for this mood

#504186 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #504186
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 #504186 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/504186-a99cc4-dfb84e-281f2d-e9ebf1?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