Bright shades are all the rage, from subtle pastels to vibrant pops of bold colors. Elizabeth Nuttall's client Heather is no stranger to the bold color movement, having changed her locks various shades of violet within the last year. "Every time we do her hair we tweak the color a little," notes Elizabeth. Before, Heather's color was a wild orchid/violet melted into wild orchid and a little magenta. But having tired or variations of purple, Heather wanted to add more pink/red into the mix without having to lift out her previous color. The result? A stunning plum raspberry…