Color

#4c546b

#4c546b
hex#4c546b
rgbrgb(76, 84, 107)
hslhsl(225, 17%, 36%)
oklchoklch(0.448 0.039 269.8)
Closest name: Black Orchid (#525463)Relative luminance 0.0894

Colors that go with #4c546b

Steel Blue, Blue 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.

Real palettes that use #4c546b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b644c

#4c646b · #544c6b

#6b4c54 · #546b4c

Split-complementary

Open in tool →

#6b544c · #646b4c

#6b4c64 · #6b644c · #4c6b54

Contrast

#4c546b as textRatioAAAA largeAAAFix
Aaon white
7.53:1passpasspassPasses AAA — no fix needed.
Aaon black
2.79:1failfailfail
  • AA: use #6a7595 as the text (4.59:1)
  • AAA: use #8e96af as the text (7.13:1)
  • AA: or shift the background to #c9c9c9 (4.55:1)
  • AAA: or shift the background to #f7f7f7 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c546b as the background.

Brands using this color

mcpConnect your agent — build around #4c546b
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 #4c546b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c546b-9ca1c4-df754e-221f2d-e9eff1?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