Color

#387140

#387140
hex#387140
rgbrgb(56, 113, 64)
hslhsl(128, 34%, 33%)
oklchoklch(0.496 0.098 147)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1302

Colors that go with #387140

Charcoal, Rust and Copper 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 →

#713869

#4d7138 · #38715c

#3f3871 · #713f38

Split-complementary

Open in tool →

#5c3871 · #71384d

#384d71 · #713869 · #715c38

Contrast

#387140 as textRatioAAAA largeAAAFix
Aaon white
5.83:1passpassfail
  • AAA: use #316338 as the text (7.06:1)
Aaon black
3.6:1failpassfail
  • AA: use #408249 as the text (4.51:1)
  • AAA: use #52a75e as the text (7.05:1)
  • AA: or shift the background to #e3e3e3 (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 #387140 as the background.

Brands using this color

mcpConnect your agent — build around #387140
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 #387140 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/387140-a2bea9-ac4edf-1f2d27-ecf1e9?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