Color

#557a3e

#557a3e
hex#557a3e
rgbrgb(85, 122, 62)
hslhsl(97, 33%, 36%)
oklchoklch(0.537 0.097 134.6)
Closest name: Mana Tree (#4f7942)Relative luminance 0.162

Colors that go with #557a3e

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 →

#633e7a

#737a3e · #3e7a45

#3e557a · #7a3e55

Split-complementary

Open in tool →

#453e7a · #7a3e73

#3e737a · #633e7a · #7a453e

Contrast

#557a3e as textRatioAAAA largeAAAFix
Aaon white
4.95:1passpassfail
  • AAA: use #425f30 as the text (7.21:1)
Aaon black
4.24:1failpassfail
  • AA: use #598141 as the text (4.64:1)
  • AAA: use #71a352 as the text (7.06:1)
  • AA: or shift the background to #f5f5f5 (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 #557a3e 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 #557a3e
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 #557a3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/557a3e-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