Hex #407a64 or rgb(64,122,100) in RGB space is the tint of teal. It has hue angle of 157.24 degrees, value = 48 and saturation = 48. #407a64 can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of blue, 2 drops of cyan, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #407a64 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #407a64 to the mixer and play with it.