Hex #40cd63 or rgb(64,205,99) in RGB space is the tint of bluish green. It has hue angle of 134.89 degrees, value = 80 and saturation = 69. #40cd63 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of blue, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #33cc66. Below you can see the block with #40cd63 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40cd63 to the mixer and play with it.