Color

#519150

#519150
hex#519150
rgbrgb(81, 145, 80)
hslhsl(119, 29%, 44%)
oklchoklch(0.597 0.117 143.6)
Closest name: Fern (#548d44)Relative luminance 0.2258

Colors that go with #519150

Charcoal, Blue 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 →

#905091

#719150 · #50916f

#505191 · #915051

Split-complementary

Open in tool →

#6f5091 · #915071

#507191 · #905091 · #916f50

Contrast

#519150 as textRatioAAAA largeAAAFix
Aaon white
3.81:1failpassfail
  • AA: use #488047 as the text (4.71:1)
  • AAA: use #355f35 as the text (7.4:1)
  • AA: or shift the background to #1a1a1a (4.57:1)
Aaon black
5.52:1passpassfail
  • AAA: use #5fa65e as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519150 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 #519150
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 #519150 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519150-a2bea5-964edf-1f2d25-edf1e9?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