only one raya from the zohar is based on yarok.
the ritva is clear that the pshat of aggadah is kneged the domeh ladomeh.
the historians are brought down in the various kuntreisim
You have a yerushalmi which rishonim knew and still said blue. so on what basis are you arguing with them?? and what about the gra who was magia it for a reason (and knew tosafos etc.), are you also arguing on him? what do you think the gra was coming lafuikay? but if you are really convinced it is still green and the rishonim were stupid then get yourself a green pair of techeiles but what do you want from me who follows rishonim especially when i know nothing more than they do?