Hex #1c4e72 or rgb(28,78,114) in RGB space is the tint of blue. It has hue angle of 205.12 degrees, value = 45 and saturation = 75. #1c4e72 can be obtained by mixing 4 colors: 3 drops of blue, 1 drop of cyan, 1 drop of white, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #1c4e72 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c4e72 to the mixer and play with it.