Color

#4d536f

#4d536f
hex#4d536f
rgbrgb(77, 83, 111)
hslhsl(229, 18%, 37%)
oklchoklch(0.448 0.047 275)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.0891

Colors that go with #4d536f

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 #4d536f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f694d

#4d656f · #584d6f

#6f4d54 · #546f4d

Split-complementary

Open in tool →

#6f584d · #656f4d

#6f4d65 · #6f694d · #4d6f58

Contrast

#4d536f as textRatioAAAA largeAAAFix
Aaon white
7.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #6c7499 as the text (4.6:1)
  • AAA: use #9096b2 as the text (7.19:1)
  • AA: or shift the background to #c9c9c9 (4.56:1)
  • AAA: or shift the background to #f7f7f7 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d536f as the background.

Brands using this color

mcpConnect your agent — build around #4d536f
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 #4d536f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d536f-9c9fc4-df7e4e-231f2d-e9eef1?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