Imani Perry traces the history and symbolism of the color blue, from the indigo of the slave trade, to Coretta Scott King's wedding dress, to... A new book explains what the color blue can teach us ...

People have been wearing blue jeans for centuries. Originally, the blue color came from a natural indigo dye. The dye was chosen for the way it interacted with cotton. When heated, most dyes ...

Kaji Kakuo is revolutionizing the 400-year-old tradition of Japanese indigo dyeing, breathing new life into the deep hue known as Japan blue. He shares his thoughts on innovating indigo.