Color

#4c5657

#4c5657
hex#4c5657
rgbrgb(76, 86, 87)
hslhsl(185, 7%, 32%)
oklchoklch(0.445 0.013 204)
Closest name: All Nighter (#455454)Relative luminance 0.0888

Colors that go with #4c5657

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#574d4c

#4c5753 · #4c5157

#574c56 · #56574c

Split-complementary

Open in tool →

#574c51 · #57534c

#534c57 · #574d4c · #51574c

Contrast

#4c5657 as textRatioAAAA largeAAAFix
Aaon white
7.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #6b797b as the text (4.65:1)
  • AAA: use #8a9899 as the text (7.03:1)
  • AA: or shift the background to #c9c9c9 (4.57:1)
  • AAA: or shift the background to #f7f7f7 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c5657 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

#4c5657 reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4c5657
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 #4c5657 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c5657-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