Hex #78a1be or rgb(120,161,190) in RGB space is the tint of blue. It has hue angle of 204.86 degrees, value = 75 and saturation = 37. #78a1be can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 5 drops of cyan, 5 drops of white.
Nearest safe hex - #6699cc. Below you can see the block with #78a1be color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78a1be to the mixer and play with it.