Hex #277f3b or rgb(39,127,59) in RGB space is the tint of bluish green. It has hue angle of 133.64 degrees, value = 50 and saturation = 69. #277f3b can be obtained by mixing 4 colors: 1 drop of cyan, 5 drops of green, 2 drops of white, 5 drops of black.
Nearest safe hex - #336633. Below you can see the block with #277f3b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #277f3b to the mixer and play with it.