Color

#4f6364

#4f6364
hex#4f6364
rgbrgb(79, 99, 100)
hslhsl(183, 12%, 35%)
oklchoklch(0.484 0.024 200.1)
Closest name: Blindfolded (#5a5e61)Relative luminance 0.1151

Colors that go with #4f6364

Charcoal, Blush Pink and Cadet 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#64504f

#4f645a · #4f5864

#644f63 · #63644f

Split-complementary

Open in tool →

#644f58 · #645a4f

#5a4f64 · #64504f · #58644f

Contrast

#4f6364 as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #485a5b as the text (7.27:1)
Aaon black
3.3:1failpassfail
  • AA: use #60797b as the text (4.52:1)
  • AAA: use #819b9c as the text (7.1:1)
  • AA: or shift the background to #d9d9d9 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f6364 as the background.

Brands using this color

mcpConnect your agent — build around #4f6364
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 #4f6364 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f6364-a2b9be-d4598e-1f262d-e9f1ee?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