Hex #40734b or rgb(64,115,75) in RGB space is the tint of bluish green. It has hue angle of 132.94 degrees, value = 45 and saturation = 44. #40734b can be obtained by mixing 4 colors: 2 drops of red, 2 drops of blue, 1 drop of cyan, 3 drops of green.
Nearest safe hex - #336633. Below you can see the block with #40734b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40734b to the mixer and play with it.