Hex #40d980 or rgb(64,217,128) in RGB space is the tint of teal. It has hue angle of 145.10 degrees, value = 85 and saturation = 71. #40d980 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of cyan, 5 drops of green, 2 drops of white.
Nearest safe hex - #33cc99. Below you can see the block with #40d980 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40d980 to the mixer and play with it.