Color

#397f52

#397f52
hex#397f52
rgbrgb(57, 127, 82)
hslhsl(141, 38%, 36%)
oklchoklch(0.539 0.1 153.2)
Closest name: Amazon (#387b54)Relative luminance 0.1666

Colors that go with #397f52

Charcoal, Copper and Goldenrod 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 →

#7f3966

#437f39 · #397f74

#51397f · #7f5139

Split-complementary

Open in tool →

#74397f · #7f3943

#39437f · #7f3966 · #7f7439

Contrast

#397f52 as textRatioAAAA largeAAAFix
Aaon white
4.85:1passpassfail
  • AAA: use #2c633f as the text (7.09:1)
Aaon black
4.33:1failpassfail
  • AA: use #3a8254 as the text (4.5:1)
  • AAA: use #4ca96c as the text (7.2:1)
  • AA: or shift the background to #f7f7f7 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397f52 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 #397f52
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 #397f52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397f52-a2beaf-c459d4-1f2d2a-eaf1e9?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