Color

#557c31

#557c31
hex#557c31
rgbrgb(85, 124, 49)
hslhsl(91, 43%, 34%)
oklchoklch(0.54 0.113 132.2)
Closest name: Mana Tree (#4f7942)Relative luminance 0.1657

Colors that go with #557c31

Charcoal, Crimson and Dark Orchid 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 →

#58317c

#7b7c31 · #317c33

#31557c · #7c3155

Split-complementary

Open in tool →

#33317c · #7c317b

#317b7c · #58317c · #7c3331

Contrast

#557c31 as textRatioAAAA largeAAAFix
Aaon white
4.87:1passpassfail
  • AAA: use #415f26 as the text (7.27:1)
Aaon black
4.31:1failpassfail
  • AA: use #588033 as the text (4.55:1)
  • AAA: use #71a441 as the text (7.09:1)
  • AA: or shift the background to #f7f7f7 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #557c31 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 #557c31
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 #557c31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/557c31-acbea2-534edf-202d1f-f1f1e9?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