Popsugar Beauty Hair Laura Prepon Natural Hair Colour Laura Prepon Has Tried Every Hair Colour, But What Is Her Natural Hue? 13 February 2019 by Sarah Siegel View this post on Instagram A post shared by Laura Prepon (@lauraprepon) on Dec 6, 2018 at 8:58am PST Image Source: Getty Orange is the New Black star Laura Prepon has tried every hair colour in the book. She's gone jet-black while playing Alex Vauss and both blond and red as Donna on That '70s Show. Considering how good she looks in every shade, you might be wondering which one is her natural hue. Luckily, the actress shares plenty of childhood throwback photos on Instagram, like the one above, so it's safe to say she's definitely been a redhead from the start. Check out all the hair colours she's worn, ahead. Image Source: Getty / Neilson Barnard 1 / 9 Image Source: Getty / John Lamparski 2 / 9 Image Source: Getty / Jamie McCarthy 3 / 9 Image Source: Getty / Gary Gershoff 4 / 9 Image Source: Getty / Jean-Paul Aussenard 5 / 9 Image Source: Getty / Lawrence Lucier 6 / 9 Image Source: Getty / Michael Loccisano 7 / 9 Image Source: Getty / Jean-Paul Aussenard 8 / 9 View this post on Instagram A post shared by Laura Prepon (@lauraprepon) on Dec 6, 2018 at 8:58am PST 9 / 9 HairLaura PreponBeauty TrendsHair ColourCelebrity Hair