Color

#575256

#575256
hex#575256
rgbrgb(87, 82, 86)
hslhsl(312, 3%, 33%)
oklchoklch(0.445 0.009 332.3)
Closest name: Blackwater (#545663)Relative luminance 0.0873

Tints & shades

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

Harmonies

Complementary

Open in tool →

#525753

#555257 · #575253

#565752 · #525657

Split-complementary

Open in tool →

#535752 · #525755

#575552 · #525753 · #525357

Contrast

#575256 as textRatioAAAA largeAAAFix
Aaon white
7.65:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #7b747a as the text (4.62:1)
  • AAA: use #9a9398 as the text (7:1)
  • AA: or shift the background to #c7c7c7 (4.52:1)
  • AAA: or shift the background to #f5f5f5 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575256 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

#575256 reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #575256
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #575256 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575256-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