The Most Dangerous Colour in Ancient Rome 🟣

We often think of Roman adulthood starting on the battlefield or in the Senate, but the actual transition happened overnight, and it was brutal in its abruptness.

Typically around the festival of Liberalia in March, a freeborn Roman boy would take off his bulla (the protective amulet he had worn since infancy) and leave his childhood toys at the family altar. He would then shed his toga praetexta—a white toga with a sacred purple border that legally protected him from harm.

Wearing true Tyrian purple during Nero’s reign was incredibly dangerous. The Emperor notoriously hoarded this wildly expensive dye (extracted from thousands of crushed sea snails) and made it a strict crime for private citizens to wear it. However, the sacred, protective border of a boy's toga remained one of the very few ancient exceptions.

When a boy shed that purple stripe and put on the plain, heavy white toga virilis, he was stripping away his protection. He was legally a man, exposed and expected to navigate the ruthless politics of the Forum, witness the bloody reality of temple sacrifices, and prepare for war.

In my novel A Slave's Vengeance, Brutus goes through this exact, gruelling ceremony in AD 66. Thrust straight into a city simmering with the paranoia of Nero’s reign, his very first taste of 'manhood' doesn't exactly go as planned at the Temple of Jupiter...