Hex #40a164 or rgb(64,161,100) in RGB space is the tint of bluish green. It has hue angle of 142.27 degrees, value = 63 and saturation = 60. #40a164 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 5 drops of green, 2 drops of white.
Nearest safe hex - #339966. Below you can see the block with #40a164 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40a164 to the mixer and play with it.