Comment by dalbotex

function c(i,j){return $("#color-"+i)[0].getContext('2d').getImageData(0,0,1,1).data[j]} setInterval(function(){$("#color-"+(1+(c(1,0)+c(1,1)+c(1,2)<c(2,0)+c(2,1)+c(2,2)))).click()},1)