Hex #305175 or rgb(48,81,117) in RGB space is the tint of blue. It has hue angle of 211.30 degrees, value = 46 and saturation = 59. #305175 can be obtained by mixing 4 colors: 3 drops of red, 5 drops of blue, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #305175 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #305175 to the mixer and play with it.