It is best to use a blue ceramic hat cup for worshipping God, and it is more appropriate to use a blue cup and Feng Shui, because blue itself is the color of water, which is more suitable for water, so there is no taboo to use a blue cup. Solemnly declare: the answer is for reference only, please don't be blindly superstitious.
Worship to God refers to the act or etiquette of offering sacrifices to gods or other objects or expressing one's sincerity and worship in temples, Taoist temples or other religious places.