Color

#519e86

#519e86
hex#519e86
rgbrgb(81, 158, 134)
hslhsl(161, 32%, 47%)
oklchoklch(0.643 0.085 171)
Closest name: Emerald Oasis (#67a195)Relative luminance 0.2792

Colors that go with #519e86

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 #519e86

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9e516a

#519e60 · #51909e

#86519e · #9e8651

Split-complementary

Open in tool →

#9e5190 · #9e6051

#60519e · #9e516a · #909e51

Contrast

#519e86 as textRatioAAAA largeAAAFix
Aaon white
3.19:1failpassfail
  • AA: use #42806c as the text (4.63:1)
  • AAA: use #315e50 as the text (7.37:1)
  • AA: or shift the background to #292929 (4.56:1)
Aaon black
6.58:1passpassfail
  • AAA: use #55a58c as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519e86 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 #519e86
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 #519e86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519e86-a2beb8-d459bb-1f2c2d-e9f1eb?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