Hex #1aa9b3 or rgb(26,169,179) in RGB space is the tint of cyan. It has hue angle of 183.92 degrees, value = 70 and saturation = 85. #1aa9b3 can be obtained by mixing 4 colors: 1 drop of magenta, 2 drops of blue, 5 drops of cyan, 2 drops of green.
Nearest safe hex - #3399cc. Below you can see the block with #1aa9b3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1aa9b3 to the mixer and play with it.