Hex #76729d or rgb(118,114,157) in RGB space is the tint of violet. It has hue angle of 245.58 degrees, value = 62 and saturation = 27. #76729d can be obtained by mixing 4 colors: 3 drops of magenta, 3 drops of cyan, 3 drops of white, 4 drops of black.
Nearest safe hex - #666699. Below you can see the block with #76729d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #76729d to the mixer and play with it.