Color

#559933

#559933
hex#559933
rgbrgb(85, 153, 51)
hslhsl(100, 50%, 40%)
oklchoklch(0.616 0.153 136.9)
Closest name: Bitter Leaf (#669841)Relative luminance 0.2495

Colors that go with #559933

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 →

#773399

#889933 · #339944

#335599 · #993355

Split-complementary

Open in tool →

#443399 · #993388

#338899 · #773399 · #994433

Contrast

#559933 as textRatioAAAA largeAAAFix
Aaon white
3.51:1failpassfail
  • AA: use #48822b as the text (4.66:1)
  • AAA: use #376321 as the text (7.07:1)
  • AA: or shift the background to #212121 (4.59:1)
Aaon black
5.99:1passpassfail
  • AAA: use #5ea838 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #559933 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 #559933
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 #559933 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/559933-a8bea2-694edf-1f2d21-f0f1e9?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