Hex #1c3a68 or rgb(28,58,104) in RGB space is the tint of blue. It has hue angle of 216.32 degrees, value = 41 and saturation = 73. #1c3a68 can be obtained by mixing 4 colors: 1 drop of red, 4 drops of blue, 1 drop of cyan, 3 drops of black.
Nearest safe hex - #333366. Below you can see the block with #1c3a68 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c3a68 to the mixer and play with it.