Color

#519094

#519094
hex#519094
rgbrgb(81, 144, 148)
hslhsl(184, 29%, 45%)
oklchoklch(0.613 0.065 200.9)
Closest name: Highlands (#449084)Relative luminance 0.2383

Colors that go with #519094

Charcoal, Copper and Cobalt 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.

Real palettes that use #519094

Tints & shades

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

Harmonies

Complementary

Open in tool →

#945651

#519477 · #516e94

#945190 · #909451

Split-complementary

Open in tool →

#94516e · #947751

#775194 · #945651 · #6e9451

Contrast

#519094 as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #477c80 as the text (4.71:1)
  • AAA: use #355d5f as the text (7.29:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.77:1passpassfail
  • AAA: use #5ba0a4 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519094 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 #519094
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 #519094 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519094-a2b9be-df4e8a-1f262d-e9f1ee?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