Indigo underglaze is a deep purple-blue color at cone 05 and darkens under a clear glaze. When fired to cone 5, it becomes more blue in color and then darkens slightly at cone 10.
Color Mixing with Amaco Velvet Underglazes
Indigo underglaze is a deep purple-blue color at cone 05 and darkens under a clear glaze. When fired to cone 5, it becomes more blue in color and then darkens slightly at cone 10.
Color Mixing with Amaco Velvet Underglazes