Color

#585151

#585151
hex#585151
rgbrgb(88, 81, 81)
hslhsl(0, 4%, 33%)
oklchoklch(0.442 0.009 17.5)
Closest name: Bark (#5f5854)Relative luminance 0.0855

Colors that go with #585151

Cadet Blue, Champagne and Copper 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 #585151

Tints & shades

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

Harmonies

Complementary

Open in tool →

#515858

#585154 · #585451

#515851 · #515158

Split-complementary

Open in tool →

#515854 · #515458

#545851 · #515858 · #545158

Contrast

#585151 as textRatioAAAA largeAAAFix
Aaon white
7.75:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #7d7373 as the text (4.57:1)
  • AAA: use #9d9595 as the text (7.17:1)
  • AA: or shift the background to #c7c7c7 (4.58:1)
  • AAA: or shift the background to #f5f5f5 (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 #585151 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#585151 reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #585151
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 #585151 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585151-a2beb0-c859d4-1f2d2b-eaf1e9?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