Hex #309130 or rgb(48,145,48) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 57 and saturation = 67. #309130 can be obtained by mixing 4 colors: 3 drops of yellow, 3 drops of cyan, 5 drops of green, 5 drops of black.
Nearest safe hex - #339933. Below you can see the block with #309130 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #309130 to the mixer and play with it.