They were not blue, they were fiery cobalt, intense indigo , smoldering sapphire, and they could change their appearance with her every varying emotion.
From it radiated directly the indigo and rice plantations.
I thought indigo might be popular because it's a colour people associate with rainbows and not much else.
Blue colour was derived from indigo while black was obtained from iron oxide.
Originally, natural dyes from amla, henna, pomegranate, indigo and turmeric were used to dye the silk.
Tuareg and Fulani women wear dark clothes dyed with indigo .
So really, I used an analogous process for the fermentation, which in the case of the indigo was done with a plant material.
I reached for my coat, a deep blue dyed with a plant called indigo , and, after a second's hesitation, also took a pair of wool-lined gloves.
Vegetable dyes have always been cheaper, the most common in William Perkin's day were madder and indigo , the ancient red and blue dyes.
The sky had vanished, the entire world was painted a dark indigo .