Color

#519480

#519480
hex#519480
rgbrgb(81, 148, 128)
hslhsl(162, 29%, 45%)
oklchoklch(0.616 0.076 172.3)
Closest name: Highlands (#449084)Relative luminance 0.2449

Colors that go with #519480

Charcoal, Copper and Crimson 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 #519480

Tints & shades

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

Harmonies

Complementary

Open in tool →

#945165

#51945f · #518794

#805194 · #948051

Split-complementary

Open in tool →

#945187 · #945f51

#5f5194 · #945165 · #879451

Contrast

#519480 as textRatioAAAA largeAAAFix
Aaon white
3.56:1failpassfail
  • AA: use #47806f as the text (4.58:1)
  • AAA: use #355f53 as the text (7.21:1)
  • AA: or shift the background to #212121 (4.52:1)
Aaon black
5.9:1passpassfail
  • AAA: use #5ba48e 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 #519480 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 #519480
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 #519480 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519480-a2beb9-d459b9-1f2b2d-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