Color

#3f6930

#3f6930
hex#3f6930
rgbrgb(63, 105, 48)
hslhsl(104, 37%, 30%)
oklchoklch(0.475 0.098 138.1)
Closest name: Greenhouse (#3e6334)Relative luminance 0.1137

Colors that go with #3f6930

Charcoal, Blue 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 →

#5a3069

#5c6930 · #30693d

#303f69 · #69303f

Split-complementary

Open in tool →

#3d3069 · #69305c

#305c69 · #5a3069 · #693d30

Contrast

#3f6930 as textRatioAAAA largeAAAFix
Aaon white
6.41:1passpassfail
  • AAA: use #3b622d as the text (7.07:1)
Aaon black
3.27:1failpassfail
  • AA: use #4e813b as the text (4.53:1)
  • AAA: use #65a84d as the text (7.26:1)
  • AA: or shift the background to #d9d9d9 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f6930 as the background.

Brands using this color

Fonts for this mood

#3f6930 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f6930
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 #3f6930 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f6930-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