Hex #304d8b or rgb(48,77,139) in RGB space is the tint of blue violet. It has hue angle of 220.88 degrees, value = 55 and saturation = 65. #304d8b can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of blue, 4 drops of cyan, 5 drops of black.
Nearest safe hex - #336699. Below you can see the block with #304d8b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #304d8b to the mixer and play with it.