Hex #2784be or rgb(39,132,190) in RGB space is the tint of blue. It has hue angle of 203.05 degrees, value = 75 and saturation = 79. #2784be can be obtained by mixing 4 colors: 2 drops of magenta, 5 drops of blue, 5 drops of cyan, 1 drop of green.
Nearest safe hex - #3399cc. Below you can see the block with #2784be color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2784be to the mixer and play with it.