Photoshop Experiments - Colour Theory // Contrast - Design Principles

I have done some photos hope experiments after taking the previous set of photographs for colour theory. I did feel that i understood some aspects but when actually creating things on photoshop i have learnt even more. 


Here are my photoshop experiments: 

I feel a lot more comfortable with using these colour forms now and i feel that actually creating them digital has allowed me to realise what contrast there are and has depend my knowledge on the subject matter.