Color

#519339

#519339
hex#519339
rgbrgb(81, 147, 57)
hslhsl(104, 44%, 40%)
oklchoklch(0.599 0.142 138.3)
Closest name: Indica (#588c3a)Relative luminance 0.2291

Colors that go with #519339

Charcoal, Royal Blue and 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b3993

#7e9339 · #39934e

#395193 · #933951

Split-complementary

Open in tool →

#4e3993 · #93397e

#397e93 · #7b3993 · #934e39

Contrast

#519339 as textRatioAAAA largeAAAFix
Aaon white
3.76:1failpassfail
  • AA: use #498433 as the text (4.53:1)
  • AAA: use #376327 as the text (7.06:1)
  • AA: or shift the background to #1c1c1c (4.53:1)
Aaon black
5.58:1passpassfail
  • AAA: use #5da942 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519339 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 #519339
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 #519339 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519339-a6bea2-724edf-1f2d22-eff1e9?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