Color

#387a42

#387a42
hex#387a42
rgbrgb(56, 122, 66)
hslhsl(129, 37%, 35%)
oklchoklch(0.522 0.11 147)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1515

Colors that go with #387a42

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 →

#7a3870

#4f7a38 · #387a63

#42387a · #7a4238

Split-complementary

Open in tool →

#63387a · #7a384f

#384f7a · #7a3870 · #7a6338

Contrast

#387a42 as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #2d6235 as the text (7.22:1)
Aaon black
4.03:1failpassfail
  • AA: use #3d8548 as the text (4.65:1)
  • AAA: use #4da85b as the text (7.07:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #387a42 as the background.

Brands using this color

mcpConnect your agent — build around #387a42
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 #387a42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/387a42-a2bea9-ae4edf-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