Color

#516267

#516267
hex#516267
rgbrgb(81, 98, 103)
hslhsl(194, 12%, 36%)
oklchoklch(0.484 0.022 217.5)
Closest name: Blindfolded (#5a5e61)Relative luminance 0.1146

Colors that go with #516267

Charcoal, Blush Pink 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#675651

#516761 · #515767

#675162 · #626751

Split-complementary

Open in tool →

#675157 · #676151

#615167 · #675651 · #576751

Contrast

#516267 as textRatioAAAA largeAAAFix
Aaon white
6.38:1passpassfail
  • AAA: use #4a5a5e as the text (7.2:1)
Aaon black
3.29:1failpassfail
  • AA: use #657a81 as the text (4.65:1)
  • AAA: use #879ba1 as the text (7.23:1)
  • AA: or shift the background to #d9d9d9 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #516267 as the background.

Brands using this color

mcpConnect your agent — build around #516267
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 #516267 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/516267-9cb6c4-df4e72-1f242d-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