Color

#516167

#516167
hex#516167
rgbrgb(81, 97, 103)
hslhsl(196, 12%, 36%)
oklchoklch(0.481 0.022 222.5)
Closest name: Blindfolded (#5a5e61)Relative luminance 0.1128

Colors that go with #516167

Charcoal, Cadet Blue and Champagne 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 →

#675751

#516762 · #515667

#675161 · #616751

Split-complementary

Open in tool →

#675156 · #676251

#625167 · #675751 · #566751

Contrast

#516167 as textRatioAAAA largeAAAFix
Aaon white
6.45:1passpassfail
  • AAA: use #4a595e as the text (7.29:1)
Aaon black
3.26:1failpassfail
  • AA: use #657981 as the text (4.61:1)
  • AAA: use #879aa1 as the text (7.17:1)
  • AA: or shift the background to #d9d9d9 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #516167 as the background.

Brands using this color

mcpConnect your agent — build around #516167
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 #516167 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/516167-9cb5c4-df4e6e-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