LF Spkr +/- green/black - lt. green
RF Spkr +/- green/ylw - grey or grey/red
LR Spkr +/- blue/white - blue/black(some models blue - pink)
RR Spkr +/- pink - blue/black(some lt. green - purple)
I suggest getting speaker harness clips for 6.50 and making this much simpler.