Color

#519541

#519541
hex#519541
rgbrgb(81, 149, 65)
hslhsl(109, 39%, 42%)
oklchoklch(0.605 0.137 139.9)
Closest name: Bitter Leaf (#669841)Relative luminance 0.2363

Colors that go with #519541

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 →

#864195

#7a9541 · #41955c

#415195 · #954151

Split-complementary

Open in tool →

#5c4195 · #95417a

#417a95 · #864195 · #955c41

Contrast

#519541 as textRatioAAAA largeAAAFix
Aaon white
3.67:1failpassfail
  • AA: use #47833a as the text (4.59:1)
  • AAA: use #36632c as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.65:1)
Aaon black
5.73:1passpassfail
  • AAA: use #5aa749 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #519541 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 #519541
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 #519541 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/519541-a4bea2-7e4edf-1f2d23-eef1e9?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