Hex #409f55 or rgb(64,159,85) in RGB space is the tint of bluish green. It has hue angle of 133.26 degrees, value = 62 and saturation = 60. #409f55 can be obtained by mixing 4 colors: 1 drop of cyan, 5 drops of green, 3 drops of white, 3 drops of black.
Nearest safe hex - #339966. Below you can see the block with #409f55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #409f55 to the mixer and play with it.