Color

#50717c

#50717c
hex#50717c
rgbrgb(80, 113, 124)
hslhsl(195, 22%, 40%)
oklchoklch(0.528 0.042 220.6)
Closest name: Calypso (#3d7188)Relative luminance 0.1497

Colors that go with #50717c

Charcoal, Sienna and Amber 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 #50717c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c5b50

#507c71 · #505b7c

#7c5071 · #717c50

Split-complementary

Open in tool →

#7c505b · #7c7150

#71507c · #7c5b50 · #5b7c50

Contrast

#50717c as textRatioAAAA largeAAAFix
Aaon white
5.26:1passpassfail
  • AAA: use #425d67 as the text (7.02:1)
Aaon black
3.99:1failpassfail
  • AA: use #567a86 as the text (4.52:1)
  • AAA: use #769ba7 as the text (7.02:1)
  • AA: or shift the background to #f0f0f0 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #50717c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #50717c
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 #50717c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/50717c-9cb5c4-df4e70-1f242d-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