Hex #665477 or rgb(102,84,119) in RGB space is the tint of purple. It has hue angle of 270.86 degrees, value = 47 and saturation = 29. #665477 can be obtained by mixing 4 colors: 2 drops of magenta, 1 drop of cyan, 1 drop of green, 1 drop of black.
Nearest safe hex - #666666. Below you can see the block with #665477 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #665477 to the mixer and play with it.