Author's Note: Get ready for 50 chapters of absolute crap writing in short bursts revolving around our favorite space dorks.
Rey is drawn to the glowing red of his lightsaber. The way it illuminates a room and intimidates anyone around. Many are drowned in fear once the color comes to life, but she is not. She has no reason to be afraid because Rey knows Ben will not hurt her, just as she will not do the same to him.
So when she sees that same blazing red light crackle and meet the ice blue of her lightsaber, she embraces the purple that surrounds them.