Color

#516c52

#516c52
hex#516c52
rgbrgb(81, 108, 82)
hslhsl(122, 14%, 37%)
oklchoklch(0.502 0.052 145.7)
Closest name: Cactus (#5b6f55)Relative luminance 0.1308

Colors that go with #516c52

Charcoal, Champagne and Copper 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 #516c52

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6c516b

#5d6c51 · #516c5f

#52516c · #6c5251

Split-complementary

Open in tool →

#5f516c · #6c515d

#515d6c · #6c516b · #6c5f51

Contrast

#516c52 as textRatioAAAA largeAAAFix
Aaon white
5.81:1passpassfail
  • AAA: use #465d47 as the text (7.2:1)
Aaon black
3.62:1failpassfail
  • AA: use #5e7d5f as the text (4.57:1)
  • AAA: use #7f9f80 as the text (7.17:1)
  • AA: or shift the background to #e3e3e3 (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 #516c52 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #516c52
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 #516c52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/516c52-a2bea6-9e4edf-1f2d26-edf1e9?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