Hex #37536e or rgb(55,83,110) in RGB space is the tint of blue. It has hue angle of 209.45 degrees, value = 43 and saturation = 50. #37536e can be obtained by mixing 4 colors: 3 drops of red, 3 drops of blue, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #37536e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #37536e to the mixer and play with it.