Hex #1a7db3 or rgb(26,125,179) in RGB space is the tint of bluish cian. It has hue angle of 201.18 degrees, value = 70 and saturation = 85. #1a7db3 can be obtained by mixing 4 colors: 1 drop of magenta, 5 drops of blue, 3 drops of cyan, 1 drop of green.
Nearest safe hex - #3366cc. Below you can see the block with #1a7db3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a7db3 to the mixer and play with it.