5 Ash Blue Hair Ideas & Formulas Bound to Turn Heads

When you hear ‘blue hair’, what’s the first thing you think of? Perhaps it’s a beautifully bold cobalt, or maybe it’s a pastel tone that shifts from blue to aqua blonde in the sun. Whatever your vision, it’s time to extend it to the upcoming ash blue hair colour trend; a shade that sees navies and silvers and greys collide to lend the coolest, crispest finish. No wonder it’s all over Instagram. 

Here, you’ll discover five ways to create your own ash blue creations, plus tricks on keeping this shimmering shade cool and fresh for longer...