Considered as the king of blues, Indigo has a very rich and intense feel to it. It is extensively used at industrial level to dye fabrics. Both traditional and contemporary outfits can be seen with indigo colour or indigo block print . The speciality of this colour is that it is absolutely capable of lending a modish versatility to the cloth while at the same time keeping it sublime. Back in the 1800s, indigo was obtained naturally from a plant called Indigofera. The leaves of it were fermented in water to obtain a natural indigo dye but now such natural process and colour are rare. Maximum of manufacturers have switched to synthetic indigo dyes. The process of dying the indigo fabric is as follows: The fabric which is supposed to be dyed is washed properly. It is left soaked in water to improve its colour penetration capacity. The indigo stock solution is prepared, either naturally through fermentation or by mixing the synthetic powder into water. Note: Both the...