Color

#599d58

#599d58
hex#599d58
rgbrgb(89, 157, 88)
hslhsl(119, 28%, 48%)
oklchoklch(0.633 0.122 143.7)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2694

Colors that go with #599d58

Charcoal, Blue and Copper 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 →

#9c589d

#7c9d58 · #589d79

#58599d · #9d5859

Split-complementary

Open in tool →

#79589d · #9d587c

#587c9d · #9c589d · #9d7958

Contrast

#599d58 as textRatioAAAA largeAAAFix
Aaon white
3.29:1failpassfail
  • AA: use #4a8349 as the text (4.53:1)
  • AAA: use #386237 as the text (7.07:1)
  • AA: or shift the background to #262626 (4.6:1)
Aaon black
6.39:1passpassfail
  • AAA: use #60a55f as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #599d58 as the background.

Brands using this color

mcpConnect your agent — build around #599d58
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 #599d58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/599d58-a2bea5-964edf-1f2d25-edf1e9?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