Which backpack should i get? help?

I want to buy a plain black jansport but like EVERYONE at my school has a plain black jansport i want to be different but the other colours i don't really like. but here are my choices, which one do u think i should get?:



calypso blue:

http://www.ebags.com/product_detail/inde鈥?/a>



(its a cute colour but im afraid i might get tired of it and it wont match many of my outfits)



black with design:

http://www.tillys.com/tillys/variants.as鈥?/a>



(instead of all black, but still not that unique)



Balck with patterns:

http://www.bagking.com/Merchant2/merchan鈥?/a>



http://www.ebags.com/product_detail/inde鈥?/a>



(these look nice but are more expansive, is it worth it?)Which backpack should i get? help?
I like the first one best.