Color

#579b41

#579b41
hex#579b41
rgbrgb(87, 155, 65)
hslhsl(105, 41%, 43%)
oklchoklch(0.624 0.143 138.7)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2585

Colors that go with #579b41

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 →

#84419b

#849b41 · #419b57

#41579b · #9b4157

Split-complementary

Open in tool →

#57419b · #9b4184

#41849b · #84419b · #9b5741

Contrast

#579b41 as textRatioAAAA largeAAAFix
Aaon white
3.4:1failpassfail
  • AA: use #498136 as the text (4.69:1)
  • AAA: use #376129 as the text (7.23:1)
  • AA: or shift the background to #242424 (4.56:1)
Aaon black
6.17:1passpassfail
  • AAA: use #5fa947 as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #579b41 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 #579b41
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 #579b41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/579b41-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