Hex #66286f or rgb(102,40,111) in RGB space is the tint of purple magenta. It has hue angle of 292.39 degrees, value = 44 and saturation = 64. #66286f can be obtained by mixing 4 colors: 3 drops of magenta, 2 drops of blue, 1 drop of white, 4 drops of black.
Nearest safe hex - #663366. Below you can see the block with #66286f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66286f to the mixer and play with it.