Hex #1c3d5f or rgb(28,61,95) in RGB space is the tint of blue. It has hue angle of 210.45 degrees, value = 37 and saturation = 71. #1c3d5f can be obtained by mixing 4 colors: 1 drop of magenta, 1 drop of blue, 2 drops of cyan, 5 drops of black.
Nearest safe hex - #333366. Below you can see the block with #1c3d5f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c3d5f to the mixer and play with it.