Hex #40d680 or rgb(64,214,128) in RGB space is the tint of teal. It has hue angle of 145.60 degrees, value = 84 and saturation = 70. #40d680 can be obtained by mixing 3 colors: 1 drop of cyan, 2 drops of green, 1 drop of white.
Nearest safe hex - #33cc99. Below you can see the block with #40d680 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40d680 to the mixer and play with it.