Color

#503443

#503443
hex#503443
rgbrgb(80, 52, 67)
hslhsl(328, 21%, 26%)
oklchoklch(0.363 0.046 346.3)
Closest name: Call It a Night (#42364c)Relative luminance 0.0457

Colors that go with #503443

Dark Olive Green, Sea Green and Teal 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 #503443

Tints & shades

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

Harmonies

Complementary

Open in tool →

#345041

#4f3450 · #503435

#435034 · #344350

Split-complementary

Open in tool →

#355034 · #34504f

#504f34 · #345041 · #343550

Contrast

#503443 as textRatioAAAA largeAAAFix
Aaon white
10.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #9a6581 as the text (4.55:1)
  • AAA: use #b28a9f as the text (7.03:1)
  • AA: or shift the background to #a6a6a6 (4.51:1)
  • AAA: or shift the background to #cfcfcf (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #503443 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

#503443 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #503443
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 #503443 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/503443-c19fad-64cb62-2d1f21-f1e9f1?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