Color

#539b36

#539b36
hex#539b36
rgbrgb(83, 155, 54)
hslhsl(103, 48%, 41%)
oklchoklch(0.621 0.154 137.9)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2555

Colors that go with #539b36

Charcoal, Crimson 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 →

#7e369b

#859b36 · #369b4c

#36539b · #9b3653

Split-complementary

Open in tool →

#4c369b · #9b3685

#36859b · #7e369b · #9b4c36

Contrast

#539b36 as textRatioAAAA largeAAAFix
Aaon white
3.44:1failpassfail
  • AA: use #47842e as the text (4.56:1)
  • AAA: use #356222 as the text (7.19:1)
  • AA: or shift the background to #242424 (4.52:1)
Aaon black
6.11:1passpassfail
  • AAA: use #5baa3c as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #539b36 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 #539b36
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 #539b36 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/539b36-a6bea2-704edf-1f2d21-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