Color

#557740

#557740
hex#557740
rgbrgb(85, 119, 64)
hslhsl(97, 30%, 36%)
oklchoklch(0.529 0.09 134.5)
Closest name: Mana Tree (#4f7942)Relative luminance 0.155

Colors that go with #557740

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 →

#624077

#717740 · #407747

#405577 · #774055

Split-complementary

Open in tool →

#474077 · #774071

#407177 · #624077 · #774740

Contrast

#557740 as textRatioAAAA largeAAAFix
Aaon white
5.12:1passpassfail
  • AAA: use #456034 as the text (7.06:1)
Aaon black
4.1:1failpassfail
  • AA: use #5a7e44 as the text (4.5:1)
  • AAA: use #74a257 as the text (7.05:1)
  • AA: or shift the background to #f2f2f2 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #557740 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 #557740
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 #557740 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/557740-a9bea2-624edf-1f2d20-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