Color

#599d3f

#599d3f
hex#599d3f
rgbrgb(89, 157, 63)
hslhsl(103, 43%, 43%)
oklchoklch(0.63 0.146 138)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.266

Colors that go with #599d3f

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 →

#823f9d

#889d3f · #3f9d53

#3f599d · #9d3f59

Split-complementary

Open in tool →

#533f9d · #9d3f88

#3f889d · #823f9d · #9d533f

Contrast

#599d3f as textRatioAAAA largeAAAFix
Aaon white
3.32:1failpassfail
  • AA: use #4b8334 as the text (4.57:1)
  • AAA: use #386227 as the text (7.13:1)
  • AA: or shift the background to #262626 (4.55:1)
Aaon black
6.32:1passpassfail
  • AAA: use #5fa843 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #599d3f 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 #599d3f
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 #599d3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/599d3f-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