TTT – Books with my Favourite Colour on the Cover

So my favourite colour is purple so here are some books with it on the cover, mind you half of these are still on my TBR.
The Iron Daughter by Julie Kagawa
Across the Universe by Beth Revis
Evermore by Alyson Noel
Stargazer by Claudia Gray
Poison Study by Maria V. Snyder
The Crown by Kiera Cass
Untamed by P.C & Kristin Cast
Spellbound by Rachel Hawkins
Winter by Marissa Meyer
Half-blood by Jennifer L Armentrout