 Indigo dyeing produces the traditional blue color or shades similar to it.Sulfur dyeing produces speciality black colors and other colors, such as red, pink, purple, grey, rust, mustard, and green.Most denim made today is made on a shuttleless loom that produces bolts of fabric 60 inches or wider, but some denim is still woven on the traditional shuttle loom, which typically produces a bolt 30 inches wide.