Basic Blue is widely used in the textile industry for dyeing fabrics, particularly cotton, silk, and wool, due to its strong affinity for these materials. It is also employed in the paper industry to color paper products, providing vibrant and long-lasting shades. In the biological field, it serves as a staining agent in microscopy to enhance the visibility of cellular structures under a microscope. Additionally, Basic Blue finds application in the production of inks and coatings, where it imparts a deep blue hue to various products. Its stability and colorfastness make it a preferred choice in industries requiring consistent and durable coloration.