Color

#579c40

#579c40
hex#579c40
rgbrgb(87, 156, 64)
hslhsl(105, 42%, 43%)
oklchoklch(0.626 0.145 138.6)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2617

Colors that go with #579c40

Charcoal, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#85409c

#859c40 · #409c57

#40579c · #9c4057

Split-complementary

Open in tool →

#57409c · #9c4085

#40859c · #85409c · #9c5740

Contrast

#579c40 as textRatioAAAA largeAAAFix
Aaon white
3.37:1failpassfail
  • AA: use #498235 as the text (4.64:1)
  • AAA: use #366228 as the text (7.16:1)
  • AA: or shift the background to #242424 (4.61:1)
Aaon black
6.23:1passpassfail
  • AAA: use #5da744 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #579c40 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 #579c40
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 #579c40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/579c40-a6bea2-754edf-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