They are similar and even in some cases they can be used interchangeably 只是在一些固定搭配里不太一样。其次中央有点正式

中央 central 中心 center

中央central 中心center

中央central 中心center

中央电视台 cctv 中央气象局 national center of weather forecasting 湖的中心有只鸭子 there's a duck in the center of the lake. You can say that 湖的中央有只鸭子 it's less colliqual and is used mainly in formal writimg