To manage Color Mapping: 

1. Go to the Prestashop admin panel.
2. In the left navigation panel, place cursor on Wish Integration menu.
   The menu appears as shown in the following figure:
   
3. Click on Color Mapping
   The tab appears as shown below:
   
4. Now click on Add Mapping, the page appears as shown below:
   
   1. Map your Prestashop option on the left side while on the right side you can choose Wish Option.
5. Once done, Click on Save button to save the mapping.