Purple is THE colour of the season.. here are some great hijabi-friendly pieces:

From left to right:
Ivory Dress £110, FCUK
Violet top £45, Principles
Purple batwing jumper £18, Dorothy Perkins
Purple hijab £5.95, The Hijab Shop
Enamel Flower Ring £6, Miss Selfridge
Mini across body lock bag £12, Accessorize
Indigo colour block maxi skirt £15, Debenhams
Anklet shoe £22, Faith
Sequin purple wool bolero £30, Monsoon