Fashion mogul and singer Jessica Simpson marked her 45th birthday with risqué photos on Instagram, showing off her confidence in a sparkly see-through dress.

Jessica Simpson showed off a darker hair transformation in an Instagram post on July 11, as she continued to mark celebrations for her 45th birthday. The actress and singer, who wore a sexy, see-through dress,

After years of a bleached blonde look, Jessica Simpson has been slowly darkening her locks over the past few months. It began with a dramatic "desert sunset blonde" transformation in May—and now, to mark her 45th birthday, the singer has gone even darker.