colours on my iphone 4 inverted?

[orkyz!]

for some reason all the colours on my iphone are inverted. so blue is orange, red is blue, black is white, white is black, etc. i tried powering off, turning back on, soft resetting it but none worked. please help me!

 

[steste]

press the home button 3 times quickly

 

[orkyz!]

thank you