Isoindigotin is widely used in the textile industry as a dye for coloring fabrics, particularly for achieving deep blue and indigo shades. Its application is prominent in the production of denim, where it imparts the characteristic blue color to jeans and other garments. The compound is valued for its ability to bond well with cotton fibers, ensuring long-lasting and vibrant coloration. Additionally, it is used in the manufacturing of inks and coatings, where its stability and color intensity are beneficial. In the field of organic electronics, isoindigotin serves as a component in the development of semiconductors and photovoltaic materials due to its conductive properties. Its versatility and effectiveness make it a crucial material in both industrial and technological applications.