Western Digital's Color Coding System for Modern HDDs Photo : Pixabay Known as one of the most popular brands in the world of data storage, Western Digital has been in the industry for over 50 years. With such extensive longevity, it's safe to say that they know a thing or two about data storage. It's also safe to say that they've released many different products throughout the years. While their earliest data storage devices are completely obsolete at this point, Western Digital continues to update their most famous product lines with new drives and devices. As you might have guessed, it can be difficult to keep everything organized when there are so many different products in use.