Color

#387a71

#387a71
hex#387a71
rgbrgb(56, 122, 113)
hslhsl(172, 37%, 35%)
oklchoklch(0.534 0.069 183.6)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1595

Colors that go with #387a71

Charcoal, Medium Violet Red and Champagne 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 →

#7a3841

#387a50 · #38627a

#71387a · #7a7138

Split-complementary

Open in tool →

#7a3862 · #7a5038

#50387a · #7a3841 · #627a38

Contrast

#387a71 as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #2b5e58 as the text (7.38:1)
Aaon black
4.19:1failpassfail
  • AA: use #3b8178 as the text (4.6:1)
  • AAA: use #4ca498 as the text (7.07:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #387a71 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 #387a71
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 #387a71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/387a71-a2bebe-d459a5-1f292d-e9f1ec?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