About-face, the indie color cosmetics brand founded by music artist Ashley Frangipane, has released a color-focused collection, Saturation Nation.    The drop features three existing About-face products in a range of new colors that can be worn solo or mixed together so consumers can create their own “makeup masterpiece.” The collection includes the addition of Shadow Fix, a new long-wearing eyeshadow primer that locks down shadows for looks that stay vibrant, crease-proof and smooth all...