Hex #715768 or rgb(113,87,104) in RGB space is the tint of crimson. It has hue angle of 320.77 degrees, value = 44 and saturation = 23. #715768 can be obtained by mixing 4 colors: 4 drops of magenta, 1 drop of cyan, 3 drops of green, 1 drop of black.
Nearest safe hex - #666666. Below you can see the block with #715768 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #715768 to the mixer and play with it.