Hex #4e78cb or rgb(78,120,203) in RGB space is the tint of blue violet. It has hue angle of 219.84 degrees, value = 80 and saturation = 62. #4e78cb can be obtained by mixing 4 colors: 3 drops of magenta, 5 drops of blue, 4 drops of cyan, 1 drop of white.
Nearest safe hex - #6666cc. Below you can see the block with #4e78cb color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4e78cb to the mixer and play with it.