Hex #6d778c or rgb(109,119,140) in RGB space is the tint of blue violet. It has hue angle of 220.65 degrees, value = 55 and saturation = 22. #6d778c can be obtained by mixing 4 colors: 2 drops of yellow, 4 drops of magenta, 5 drops of cyan, 3 drops of black.
Nearest safe hex - #666699. Below you can see the block with #6d778c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d778c to the mixer and play with it.