Hex #40481d or rgb(64,72,29) in RGB space is the tint of lime. It has hue angle of 71.16 degrees, value = 28 and saturation = 60. #40481d can be obtained by mixing 4 colors: 3 drops of red, 2 drops of blue, 4 drops of green, 3 drops of black.
Nearest safe hex - #333333. Below you can see the block with #40481d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40481d to the mixer and play with it.