Hex #40cb6a or rgb(64,203,106) in RGB space is the tint of bluish green. It has hue angle of 138.13 degrees, value = 80 and saturation = 68. #40cb6a can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of cyan, 3 drops of green, 1 drop of black.
Nearest safe hex - #33cc66. Below you can see the block with #40cb6a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40cb6a to the mixer and play with it.