How do I get my iPhone 5 off of X-ray mode?

[iMore Question]

How do I get my iPhone 5 off of X-ray mode

somehow my screen colour was changed to black and white and I've tried to change back to colour without any luck

 

[FrodoBaggins]

Re: How do I get my iPhone 5 off of X-ray mode

Pretty easy fix on iOS 8.
Head to Settings -> General -> Accessibility -> Greyscale - toggle the switch off.