I suggest giving the blue cat a simple and easy-to-remember name, such as "Lanlan", "Little Blue", etc. At the same time, pay attention to taking its gender into consideration. If it is a female pet, you can consider giving it some gentle and elegant names, such as "Lily", "Meimei", etc. In addition, it is recommended to consider the breed and appearance characteristics of blue cats. When choosing a name, you can refer to its characteristics, such as "blue eyes", "blue patterns", etc., to make the name more suitable for the cat's characteristics and easier to remember. It should be noted that try to avoid names that are too complicated and difficult to pronounce, which is not conducive to the owner's calling and the pet's learning.