Hex #1782a3 or rgb(23,130,163) in RGB space is the tint of bluish cian. It has hue angle of 194.14 degrees, value = 64 and saturation = 86. #1782a3 can be obtained by mixing 4 colors: 1 drop of magenta, 5 drops of blue, 3 drops of cyan, 2 drops of green.
Nearest safe hex - #009999. Below you can see the block with #1782a3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1782a3 to the mixer and play with it.