Hex #407e65 or rgb(64,126,101) in RGB space is the tint of teal. It has hue angle of 155.81 degrees, value = 49 and saturation = 49. #407e65 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of blue, 3 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #407e65 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #407e65 to the mixer and play with it.