Color

#397e20

#397e20
hex#397e20
rgbrgb(57, 126, 32)
hslhsl(104, 59%, 31%)
oklchoklch(0.529 0.145 138.8)
Closest name: Broccoli Paradise (#008833)Relative luminance 0.159

Colors that go with #397e20

Charcoal, Crimson and Royal 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 →

#65207e

#687e20 · #207e36

#20397e · #7e2039

Split-complementary

Open in tool →

#36207e · #7e2068

#20687e · #65207e · #7e3620

Contrast

#397e20 as textRatioAAAA largeAAAFix
Aaon white
5.02:1passpassfail
  • AAA: use #2e651a as the text (7.02:1)
Aaon black
4.18:1failpassfail
  • AA: use #3d8623 as the text (4.63:1)
  • AAA: use #4eaa2c as the text (7.11:1)
  • AA: or shift the background to #f5f5f5 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397e20 as the background.

Brands using this color

mcpConnect your agent — build around #397e20
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 #397e20 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397e20-a6bea2-724edf-1f2d22-eff1e9?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