The Best Icy Blue Blue Grey Hair 2023. The blue streaks start pale, becoming predominant towards the tips, blending into the platinum hue to create a soft feminine touch. If you have naturally greying hair, a blue shampoo will give your hair a vivid periwinkle glow.

The loosely styled curls comprise an array of subtle colors, including grey, blue, and platinum blonde. And it’s no wonder — from light pastel blues. Web still not convinced?