Hex #1a6d88 or rgb(26,109,136) in RGB space is the tint of bluish cian. It has hue angle of 194.73 degrees, value = 53 and saturation = 81. #1a6d88 can be obtained by mixing 4 colors: 1 drop of red, 2 drops of blue, 4 drops of cyan, 3 drops of black.
Nearest safe hex - #336699. Below you can see the block with #1a6d88 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a6d88 to the mixer and play with it.