Actually, I used Paintshop for about half of my Polaris icons. . . it works just fine there, too. You just have to futz with layer types and such. It actually translates almost exactly.
I tend to like to add a multiply layer under my color/hue layer, since it makes the color a little truer.
Finding a PB with good hair color is essential, too.
It's the difference between and
Both are green, but they're two very different flavors of green. I find redheads easiest to work with if you want a more jeweltone hair color. But they're hard to find sometimes!