There are five main components involved in UX design.
According to The UX Design Institute they are:
This stage of the UX design process is where objectives are set about the end goal of the design and the end goals of the users.
In this stage every feature and detail of the products specifications are planned out. Any additional content that will be included in the final product are detailed and planned out here too.
This is where the visual design of the product comes into play. The sensory experience of the product is the "surface" over the rest of the design. Things like color theory are used in this part of the design process.