Hex #1c93d0 or rgb(28,147,208) in RGB space is the tint of bluish cian. It has hue angle of 200.33 degrees, value = 82 and saturation = 87. #1c93d0 can be obtained by mixing 3 colors: 5 drops of blue, 3 drops of cyan, 1 drop of white.
Nearest safe hex - #3399cc. Below you can see the block with #1c93d0 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c93d0 to the mixer and play with it.