Hex #40d179 or rgb(64,209,121) in RGB space is the tint of teal. It has hue angle of 143.59 degrees, value = 82 and saturation = 69. #40d179 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of blue, 5 drops of cyan, 3 drops of green.
Nearest safe hex - #33cc66. Below you can see the block with #40d179 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40d179 to the mixer and play with it.