Hex #1a8eb3 or rgb(26,142,179) in RGB space is the tint of bluish cian. It has hue angle of 194.51 degrees, value = 70 and saturation = 85. #1a8eb3 can be obtained by mixing 4 colors: 3 drops of blue, 4 drops of cyan, 1 drop of white, 2 drops of black.
Nearest safe hex - #3399cc. Below you can see the block with #1a8eb3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a8eb3 to the mixer and play with it.