*[https://www.pepto.de/projects/colorvic/ Calculating the color palette of the VIC-II] [https://www.colodore.com/ Colodore]
*[https://hitmen.c02.at/temp/palstuff/ Accurately reproducing the Video Output of a Commodore C64]
*[https://ilesj.wordpress.com/2016/03/30/old-vic-ii-colors-and-color-blending/ Distinction between old VIC-II and new VIC-II color palette]