Hex #40c263 or rgb(64,194,99) in RGB space is the tint of bluish green. It has hue angle of 136.15 degrees, value = 76 and saturation = 67. #40c263 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of magenta, 4 drops of cyan, 5 drops of green.
Nearest safe hex - #33cc66. Below you can see the block with #40c263 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40c263 to the mixer and play with it.