Hex #1c404c or rgb(28,64,76) in RGB space is the tint of bluish cian. It has hue angle of 195.00 degrees, value = 30 and saturation = 63. #1c404c can be obtained by mixing 4 colors: 1 drop of magenta, 3 drops of blue, 2 drops of green, 3 drops of black.
Nearest safe hex - #333333. Below you can see the block with #1c404c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c404c to the mixer and play with it.