Color

#519a95

#519a95
hex#519a95
rgbrgb(81, 154, 149)
hslhsl(176, 31%, 46%)
oklchoklch(0.638 0.074 189.7)
Closest name: cadetblue (#5f9ea0)Relative luminance 0.2703

Colors that go with #519a95

Charcoal, Copper and Blush Pink 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 #519a95

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9a5156

#519a70 · #517a9a

#95519a · #9a9551

Split-complementary

Open in tool →

#9a517a · #9a7051

#70519a · #9a5156 · #7a9a51

Contrast

#519a95 as textRatioAAAA largeAAAFix
Aaon white
3.28:1failpassfail
  • AA: use #437f7b as the text (4.6:1)
  • AAA: use #315e5b as the text (7.28:1)
  • AA: or shift the background to #262626 (4.62:1)
Aaon black
6.41:1passpassfail
  • AAA: use #56a49f as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519a95 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 #519a95
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 #519a95 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519a95-a2bdbe-d4599d-1f282d-e9f1ed?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