Hex #1c505f or rgb(28,80,95) in RGB space is the tint of bluish cian. It has hue angle of 193.43 degrees, value = 37 and saturation = 71. #1c505f can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 2 drops of green, 1 drop of black.
Nearest safe hex - #336666. Below you can see the block with #1c505f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c505f to the mixer and play with it.