Hex #55738e or rgb(85,115,142) in RGB space is the tint of blue. It has hue angle of 208.42 degrees, value = 56 and saturation = 40. #55738e can be obtained by mixing 4 colors: 5 drops of magenta, 5 drops of cyan, 3 drops of green, 2 drops of black.
Nearest safe hex - #666699. Below you can see the block with #55738e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55738e to the mixer and play with it.