Color

#397737

#397737
hex#397737
rgbrgb(57, 119, 55)
hslhsl(118, 37%, 34%)
oklchoklch(0.512 0.116 143.1)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1434

Colors that go with #397737

Charcoal, Dark Orchid 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 →

#753777

#597737 · #377755

#373977 · #773739

Split-complementary

Open in tool →

#553777 · #773759

#375977 · #753777 · #775537

Contrast

#397737 as textRatioAAAA largeAAAFix
Aaon white
5.43:1passpassfail
  • AAA: use #2f622d as the text (7.23:1)
Aaon black
3.87:1failpassfail
  • AA: use #3f853d as the text (4.63:1)
  • AAA: use #50a84d as the text (7.05:1)
  • AA: or shift the background to #ebebeb (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397737 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 #397737
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 #397737 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397737-a2bea4-944edf-1f2d25-edf1e9?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