Method:

A self developed python script was used to test the "pure colour" hue identified for primary and secondary colours accross attempts and environments. 

Source Code:

https://github.com/LemkeBen/Colour_Selector

Limitations: 

Low sample size, varying light and envioronmental conditions as well as times of day. 

Future work: 

Larger sample involving a broader range of participants. Comparing results between participants.