Hex #1c2c39 or rgb(28,44,57) in RGB space is the tint of blue. It has hue angle of 206.90 degrees, value = 22 and saturation = 51. #1c2c39 can be obtained by mixing 4 colors: 1 drop of red, 3 drops of blue, 1 drop of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #1c2c39 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c2c39 to the mixer and play with it.