WhatsApp is a messaging app that is used by millions of people around the world. It has a lot of features and it can be very useful for communication. One of the features that WhatsApp offers is the ability to change the chat colour. You can do this by going to your WhatsApp settings and selecting the chat color option. This will change the chat color to a different color. You can also change this option on an individual chat by going to that chat’s settings and selecting the chat color option.