Color

#50656d

#50656d
hex#50656d
rgbrgb(80, 101, 109)
hslhsl(197, 15%, 37%)
oklchoklch(0.493 0.028 223.1)
Closest name: Concrete Landscape (#5c606e)Relative luminance 0.1212

Colors that go with #50656d

Charcoal, Champagne and Cobalt 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 →

#6d5850

#506d66 · #50566d

#6d5064 · #646d50

Split-complementary

Open in tool →

#6d5056 · #6d6650

#66506d · #6d5850 · #566d50

Contrast

#50656d as textRatioAAAA largeAAAFix
Aaon white
6.13:1passpassfail
  • AAA: use #485a61 as the text (7.21:1)
Aaon black
3.42:1failpassfail
  • AA: use #627a84 as the text (4.64:1)
  • AAA: use #849ba4 as the text (7.21:1)
  • AA: or shift the background to #dedede (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #50656d as the background.

Brands using this color

mcpConnect your agent — build around #50656d
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 #50656d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/50656d-9cb4c4-df4e6b-1f232d-e9f1ef?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