Hex #6689c4 or rgb(102,137,196) in RGB space is the tint of blue violet. It has hue angle of 217.66 degrees, value = 77 and saturation = 48. #6689c4 can be obtained by mixing 3 colors: 4 drops of magenta, 5 drops of cyan, 1 drop of green.
Nearest safe hex - #6699cc. Below you can see the block with #6689c4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6689c4 to the mixer and play with it.