Color

#517661

#517661
hex#517661
rgbrgb(81, 118, 97)
hslhsl(146, 19%, 39%)
oklchoklch(0.531 0.054 159)
Closest name: Cactus (#5b6f55)Relative luminance 0.1557

Colors that go with #517661

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#765166

#537651 · #517674

#615176 · #766151

Split-complementary

Open in tool →

#745176 · #765153

#515376 · #765166 · #767451

Contrast

#517661 as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #405e4d as the text (7.18:1)
Aaon black
4.11:1failpassfail
  • AA: use #577f68 as the text (4.64:1)
  • AAA: use #73a087 as the text (7.11:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #517661 as the background.

Brands using this color

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

mcpConnect your agent — build around #517661
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 #517661 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/517661-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