Hex #2b481d or rgb(43,72,29) in RGB space is the tint of grass green. It has hue angle of 100.47 degrees, value = 28 and saturation = 60. #2b481d can be obtained by mixing 4 colors: 1 drop of red, 1 drop of blue, 2 drops of green, 2 drops of black.
Nearest safe hex - #333333. Below you can see the block with #2b481d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b481d to the mixer and play with it.