Hex #40af55 or rgb(64,175,85) in RGB space is the tint of bluish green. It has hue angle of 131.35 degrees, value = 69 and saturation = 63. #40af55 can be obtained by mixing 4 colors: 1 drop of magenta, 1 drop of cyan, 5 drops of green, 1 drop of white.
Nearest safe hex - #339966. Below you can see the block with #40af55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40af55 to the mixer and play with it.