Hex #667aa2 or rgb(102,122,162) in RGB space is the tint of blue violet. It has hue angle of 220.00 degrees, value = 64 and saturation = 37. #667aa2 can be obtained by mixing 4 colors: 2 drops of magenta, 3 drops of cyan, 2 drops of white, 3 drops of black.
Nearest safe hex - #666699. Below you can see the block with #667aa2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #667aa2 to the mixer and play with it.