We've been digging the pastel hair trend (especially rose gold dye), but if you are craving a moodier hue, we've found a grunge-inspired pastel color you should try: smoky lilac.Hair featuring this mesmerizing tint varies in tone from a pale silver-lavender vapor to deep foggy violet. The purple cast could be completely overt, or you might have to catch the color in the right light to see it.