Hex #aa1864 or rgb(170,24,100) in RGB space is the tint of scarlet. It has hue angle of 328.77 degrees, value = 67 and saturation = 86. #aa1864 can be obtained by mixing 3 colors: 5 drops of red, 3 drops of magenta, 4 drops of blue.
Nearest safe hex - #990066. Below you can see the block with #aa1864 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa1864 to the mixer and play with it.