Hex #7981aa or rgb(121,129,170) in RGB space is the tint of blue violet. It has hue angle of 230.20 degrees, value = 67 and saturation = 29. #7981aa can be obtained by mixing 4 colors: 4 drops of magenta, 5 drops of cyan, 5 drops of white, 5 drops of black.
Nearest safe hex - #669999. Below you can see the block with #7981aa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #7981aa to the mixer and play with it.