Hex #408daa or rgb(64,141,170) in RGB space is the tint of bluish cian. It has hue angle of 196.42 degrees, value = 67 and saturation = 62. #408daa can be obtained by mixing 4 colors: 1 drop of blue, 1 drop of cyan, 1 drop of white, 1 drop of black.
Nearest safe hex - #339999. Below you can see the block with #408daa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #408daa to the mixer and play with it.