The Ka’abah used to be multicoloured! We are so used to the Kaaba being coated in the hallmark black Kiswah with gold banding that we can't picture it being any other colour. Yet, this tradition has seemingly started at the time of the Abbasids (whose home color was black) and before this, the Kaaba was coated in numerous colours including green, red and also white. (https://www.hackinguniversity.in)