Color

#534b5d

#534b5d
hex#534b5d
rgbrgb(83, 75, 93)
hslhsl(267, 11%, 33%)
oklchoklch(0.428 0.031 305.3)
Closest name: Black Magic (#4f4554)Relative luminance 0.0766

Colors that go with #534b5d

Blue, Cadet Blue and Champagne 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 #534b5d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#555d4b

#4b4c5d · #5c4b5d

#5d534b · #4b5d53

Split-complementary

Open in tool →

#5d5c4b · #4c5d4b

#5d4b4c · #555d4b · #4b5d5c

Contrast

#534b5d as textRatioAAAA largeAAAFix
Aaon white
8.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.53:1failfailfail
  • AA: use #7c6f8b as the text (4.5:1)
  • AAA: use #9d93a9 as the text (7.18:1)
  • AA: or shift the background to #bfbfbf (4.51:1)
  • AAA: or shift the background to #ededed (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #534b5d as the background.

Brands using this color

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

mcpConnect your agent — build around #534b5d
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 #534b5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/534b5d-b39cc4-dfda4e-2c1f2d-e9eaf1?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