Color

#557939

#557939
hex#557939
rgbrgb(85, 121, 57)
hslhsl(94, 36%, 35%)
oklchoklch(0.533 0.101 133.1)
Closest name: Mana Tree (#4f7942)Relative luminance 0.159

Colors that go with #557939

Charcoal, Dark Orchid 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 →

#5e3979

#757939 · #39793d

#395579 · #793955

Split-complementary

Open in tool →

#3d3979 · #793975

#397579 · #5e3979 · #793d39

Contrast

#557939 as textRatioAAAA largeAAAFix
Aaon white
5.02:1passpassfail
  • AAA: use #44612e as the text (7.01:1)
Aaon black
4.18:1failpassfail
  • AA: use #5a803c as the text (4.59:1)
  • AAA: use #72a34d as the text (7.06:1)
  • AA: or shift the background to #f5f5f5 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #557939 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #557939
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 #557939 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/557939-abbea2-5a4edf-1f2d1f-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