Color

#543b4e

#543b4e
hex#543b4e
rgbrgb(84, 59, 78)
hslhsl(314, 17%, 28%)
oklchoklch(0.387 0.046 335.3)
Closest name: Black Magic (#4f4554)Relative luminance 0.0556

Colors that go with #543b4e

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.

Real palettes that use #543b4e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b5441

#4d3b54 · #543b42

#4e543b · #3b4e54

Split-complementary

Open in tool →

#42543b · #3b544d

#544d3b · #3b5441 · #3b4254

Contrast

#543b4e as textRatioAAAA largeAAAFix
Aaon white
9.94:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #926888 as the text (4.56:1)
  • AAA: use #af8ea7 as the text (7.25:1)
  • AA: or shift the background to #b0b0b0 (4.58:1)
  • AAA: or shift the background to #d9d9d9 (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 #543b4e 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

#543b4e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #543b4e
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 #543b4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/543b4e-c19fb5-7ccb62-2d1f24-efe9f1?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