Color

#503f46

#503f46
hex#503f46
rgbrgb(80, 63, 70)
hslhsl(335, 12%, 28%)
oklchoklch(0.388 0.026 351.8)
Closest name: Black Truffle (#463d3e)Relative luminance 0.057

Colors that go with #503f46

Blue, Blush Pink and Cadet 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 #503f46

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3f5049

#503f4f · #50403f

#46503f · #3f4650

Split-complementary

Open in tool →

#3f5040 · #3f4f50

#4f503f · #3f5049 · #403f50

Contrast

#503f46 as textRatioAAAA largeAAAFix
Aaon white
9.81:1passpasspassPasses AAA — no fix needed.
Aaon black
2.14:1failfailfail
  • AA: use #8c6e7a as the text (4.63:1)
  • AAA: use #a7909a as the text (7.1:1)
  • AA: or shift the background to #b0b0b0 (4.52:1)
  • AAA: or shift the background to #dbdbdb (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #503f46 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

#503f46 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #503f46
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 #503f46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/503f46-c49ca8-62cb6d-2d201f-f1e9f0?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