‘Silver’ is sexy now that prominent women like Jamie Lee Curtis and Olivia Tracey are eschewing hair dye and embracing the natural look, but I’m still too vain to join them, says Annmarie O’Connor

CERISE curls, violet neck and a bathroom like a scene from The Sopranos — home hair colouring is fraught with the kind of hazards designed to send the most determined DIYer fleeing to the salon with a paper bag over their head.