Color

#516c4b

#516c4b
hex#516c4b
rgbrgb(81, 108, 75)
hslhsl(109, 18%, 36%)
oklchoklch(0.5 0.06 140)
Closest name: Irish Clover (#53734c)Relative luminance 0.1298

Colors that go with #516c4b

Charcoal, Slate 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.

Real palettes that use #516c4b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#664b6c

#626c4b · #4b6c56

#4b516c · #6c4b51

Split-complementary

Open in tool →

#564b6c · #6c4b62

#4b626c · #664b6c · #6c564b

Contrast

#516c4b as textRatioAAAA largeAAAFix
Aaon white
5.84:1passpassfail
  • AAA: use #465d41 as the text (7.24:1)
Aaon black
3.6:1failpassfail
  • AA: use #5f7e58 as the text (4.61:1)
  • AAA: use #7c9f75 as the text (7.07:1)
  • AA: or shift the background to #e3e3e3 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #516c4b 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 #516c4b
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 #516c4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/516c4b-a4bea2-7e4edf-1f2d23-eef1e9?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