Color

#516158

#516158
hex#516158
rgbrgb(81, 97, 88)
hslhsl(146, 9%, 35%)
oklchoklch(0.476 0.024 160.7)
Closest name: Black Forest (#5e6354)Relative luminance 0.11

Colors that go with #516158

Cadet Blue, 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#61515a

#526151 · #516160

#585161 · #615851

Split-complementary

Open in tool →

#605161 · #615152

#515261 · #61515a · #616051

Contrast

#516158 as textRatioAAAA largeAAAFix
Aaon white
6.56:1passpassfail
  • AAA: use #4d5c53 as the text (7.07:1)
Aaon black
3.2:1failpassfail
  • AA: use #667a6f as the text (4.58:1)
  • AAA: use #879b90 as the text (7.12:1)
  • AA: or shift the background to #d6d6d6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #516158 as the background.

Brands using this color

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

Fonts for this mood

#516158 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #516158
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 #516158 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/516158-a2beb1-ce59d4-1f2d2b-eaf1e9?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