Hex #a4558c or rgb(164,85,140) in RGB space is the tint of crimson. It has hue angle of 318.23 degrees, value = 64 and saturation = 48. #a4558c can be obtained by mixing 3 colors: 5 drops of red, 4 drops of magenta, 5 drops of cyan.
Nearest safe hex - #996699. Below you can see the block with #a4558c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a4558c to the mixer and play with it.