Hex #2798be or rgb(39,152,190) in RGB space is the tint of bluish cian. It has hue angle of 195.10 degrees, value = 75 and saturation = 79. #2798be can be obtained by mixing 4 colors: 4 drops of blue, 5 drops of cyan, 2 drops of white, 2 drops of black.
Nearest safe hex - #3399cc. Below you can see the block with #2798be color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2798be to the mixer and play with it.