Hex #40b860 or rgb(64,184,96) in RGB space is the tint of bluish green. It has hue angle of 136.00 degrees, value = 72 and saturation = 65. #40b860 can be obtained by mixing 4 colors: 1 drop of cyan, 4 drops of green, 2 drops of white, 1 drop of black.
Nearest safe hex - #33cc66. Below you can see the block with #40b860 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40b860 to the mixer and play with it.