Color

#504158

#504158
hex#504158
rgbrgb(80, 65, 88)
hslhsl(279, 15%, 30%)
oklchoklch(0.4 0.042 313.7)
Closest name: Black Magic (#4f4554)Relative luminance 0.0619

Colors that go with #504158

Teal, Sea Green 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 →

#495841

#444158 · #584155

#585041 · #415850

Split-complementary

Open in tool →

#555841 · #415844

#584441 · #495841 · #415558

Contrast

#504158 as textRatioAAAA largeAAAFix
Aaon white
9.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #856c93 as the text (4.56:1)
  • AAA: use #a290ad as the text (7.13:1)
  • AA: or shift the background to #b5b5b5 (4.58:1)
  • AAA: or shift the background to #e0e0e0 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #504158 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

#504158 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #504158
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 #504158 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/504158-b99fc1-b9cb62-2d1f2c-ebe9f1?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