Color

#4c6367

#4c6367
hex#4c6367
rgbrgb(76, 99, 103)
hslhsl(189, 15%, 35%)
oklchoklch(0.483 0.028 209.3)
Closest name: Blindfolded (#5a5e61)Relative luminance 0.1144

Colors that go with #4c6367

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 →

#67504c

#4c675d · #4c5567

#674c63 · #63674c

Split-complementary

Open in tool →

#674c55 · #675d4c

#5d4c67 · #67504c · #55674c

Contrast

#4c6367 as textRatioAAAA largeAAAFix
Aaon white
6.39:1passpassfail
  • AAA: use #455a5e as the text (7.3:1)
Aaon black
3.29:1failpassfail
  • AA: use #5d797e as the text (4.5:1)
  • AAA: use #7e9ba0 as the text (7.08:1)
  • AA: or shift the background to #d9d9d9 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c6367 as the background.

Brands using this color

mcpConnect your agent — build around #4c6367
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 #4c6367 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c6367-a2b7be-df4e7e-1f252d-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