Color

#398131

#398131
hex#398131
rgbrgb(57, 129, 49)
hslhsl(114, 45%, 35%)
oklchoklch(0.539 0.136 141.7)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.1679

Colors that go with #398131

Charcoal, Royal Blue and Dark Orchid 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 →

#793181

#618131 · #318151

#313981 · #813139

Split-complementary

Open in tool →

#513181 · #813161

#316181 · #793181 · #815131

Contrast

#398131 as textRatioAAAA largeAAAFix
Aaon white
4.82:1passpassfail
  • AAA: use #2c6426 as the text (7.1:1)
Aaon black
4.36:1failpassfail
  • AA: use #3b8532 as the text (4.59:1)
  • AAA: use #4baa41 as the text (7.13:1)
  • AA: or shift the background to #fafafa (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #398131 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 #398131
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 #398131 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/398131-a2bea2-8a4edf-1f2d24-eef1e9?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