Click on the "Start" button to begin generating random colors along with their hex codes. The colors will change every 2 seconds. Clicking "Stop" will halt the color-changing process, allowing you to get the code of your desired color.

A hex code is a six-digit combination of numbers and letters that represents a color in the RGB color model. It starts with a hash symbol (#) and is followed by three pairs of characters, each representing the intensity of red, green, and blue. There are a total of 16,777,216 possible unique color combinations.