Hex #306940 or rgb(48,105,64) in RGB space is the tint of bluish green. It has hue angle of 136.84 degrees, value = 41 and saturation = 54. #306940 can be obtained by mixing 4 colors: 3 drops of red, 4 drops of cyan, 4 drops of green, 5 drops of black.
Nearest safe hex - #336633. Below you can see the block with #306940 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #306940 to the mixer and play with it.