Chosen Solution
5 months now my screen is blue (like the photo that i have send you). do you know the reason???? If i take a screenshots and i send it to the iphone 5 and its look perfect like don’t have a problem (I send you some screenshots of that. Thank you very much and greetings from Greece.
That appears to be your Appearance and Highlight color…(what you get when you select text ) change/managed in SystemPreferences->General:Appearance. If you are not intentionally selecting things your SystemPreferences-Trackpad settings’ may be too sensitive, set incorrectly or your trackpad is misbehaving. If this Answer is helpful please remember to return and mark it Accepted.
Boot up in Safe Mode (hold down the Shift key) when starting up. Let us know if the problem persists, this will tell us if the issue is hardware or software related.
I also face same problem , i think it is from Ribbon problem which is used as a connector from Motherboard to LCD. You can try out by changing Once .