Toning, ashing, blonding and going from light to dark are all color services that happen every day at the salonโso what are some of the biggest issues colorists run into when doing these common color applications? We went to @paintedhair for her take on the mistakes being made and how to fix them (and she has almost 700k Instagram followers so you definitely want to know what she has to say!). Scroll down for the deets! Mistake 1:ย Toning clients lighter than their current level. Why The Mistake Is Made: You're scared to make the client's hair...