Hex #879ddc or rgb(135,157,220) in RGB space is the tint of blue violet. It has hue angle of 224.47 degrees, value = 86 and saturation = 39. #879ddc can be obtained by mixing 4 colors: 4 drops of magenta, 3 drops of blue, 5 drops of cyan, 5 drops of white.
Nearest safe hex - #9999cc. Below you can see the block with #879ddc color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #879ddc to the mixer and play with it.