Hex #1ca5da or rgb(28,165,218) in RGB space is the tint of bluish cian. It has hue angle of 196.74 degrees, value = 85 and saturation = 87. #1ca5da can be obtained by mixing 3 colors: 4 drops of blue, 4 drops of cyan, 1 drop of white.
Nearest safe hex - #3399cc. Below you can see the block with #1ca5da color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1ca5da to the mixer and play with it.