You can't go wrong with pastel pops of color, and for the most part, that's exactly what your clients are requesting. Add in the latest crave of gray/silver stands and you just opened up a world of color possibilities. That's what Tracy Vasquez @Scotchbonnethairstudo did when her previously smoky blonde client came looking for a change. She had previously been deepened to a Level 6 ash blonde on her base, and now wanted to be platinum. To shake up her look, Tracy opted for a steely lavender color melt that's both on-trend and oh so chic. Here's how…