History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c20.s4.t1.3

v1.c20.s4.t1.3

Indigo was primarily used for dyeing cloth blue. By adding different colouring materials in different proportions and sequences, different shades were obtained. Generally, turmeric, saffron, lemon, etc. were added to get colours like watery blue, greyish and sky blue, blue-black, dark blue, light blue, purple, lavender, mauve, lilac, emerald blue, blue-green etc.