when either supporting colour or being in the 'I don't think colour matters so much' camp to understand what is being debated.
I used to be very much in the latter camp for all my sea fishing though I know from fly-fishing and coarse fishing that colour can matter.
Red in coarse fishing enjoyed a HUGE run of success 20 year ago, maybe 25, not showing my age LOL
Purple for Wrasse.
Yellow under the light at Montauk.
It can matter. I'm not convinced people should get hung up with it but you 'should' try to read Alan's link as it is very good.