Hex #33577d or rgb(51,87,125) in RGB space is the tint of blue. It has hue angle of 210.81 degrees, value = 49 and saturation = 59. #33577d can be obtained by mixing 4 colors: 3 drops of red, 5 drops of blue, 4 drops of cyan, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #33577d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #33577d to the mixer and play with it.