Hex #406f5d or rgb(64,111,93) in RGB space is the tint of teal. It has hue angle of 157.02 degrees, value = 44 and saturation = 42. #406f5d can be obtained by mixing 4 colors: 2 drops of red, 5 drops of blue, 4 drops of green, 1 drop of white.
Nearest safe hex - #336666. Below you can see the block with #406f5d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #406f5d to the mixer and play with it.