Hex #404d15 or rgb(64,77,21) in RGB space is the tint of lime. It has hue angle of 73.93 degrees, value = 30 and saturation = 73. #404d15 can be obtained by mixing 4 colors: 2 drops of red, 1 drop of blue, 3 drops of green, 2 drops of black.
Nearest safe hex - #336600. Below you can see the block with #404d15 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #404d15 to the mixer and play with it.