Hex #66249a or rgb(102,36,154) in RGB space is the tint of purple. It has hue angle of 273.56 degrees, value = 60 and saturation = 77. #66249a can be obtained by mixing 3 colors: 4 drops of magenta, 5 drops of blue, 1 drop of black.
Nearest safe hex - #663399. Below you can see the block with #66249a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66249a to the mixer and play with it.