[iMore.com]

Some of the new accessibility features of iOS 7.1 are specifically for people who either have visual impairments or sensitive eyes. No doubt all of us have experienced a time where we are in a dimly lit room and unlock our iPhone or iPad only to have our retinas burned out by the bright screen. Luckily iOS 7.1 has adds an option to help mitigate this problem by making whites less harsh. Here's how to enable it:

Full story from the iMore Blog...