try to make the skin glow. Accentuate warmth with contrasting cool areas that aren't grey or brown. Be aware of reflected light. Adjust skin tones to the temperature of the light reflecting of the skin.
I was always a fan of the early x-men outfits, but her headwear was always less then feminine. This portrait show her in a way that displays mystery, Sexuality, as well as power, and even a hidden sadness that Jean always had. Thank you for sharing this. I look forward to more of your work.