Exodus 26:36

26:36 “You are to make a hanging for the entrance of the tent of blue, purple, and scarlet yarn and fine twined linen, the work of an embroiderer.

Exodus 27:16

27:16 For the gate of the courtyard there is to be a curtain of thirty feet, of blue, purple, and scarlet yarn and fine twined linen, the work of an embroiderer, with four posts and their four bases.