Lightfastness and Colourfastness Explained
Lightfastness and colourfastness both describe how well a textile’s colour resists change, but they are not interchangeable. Lightfastness deals specifically with exposure to light. Colourfastness is the broader family of resistance tests covering influences such as rubbing, washing, water, perspiration or dry cleaning. This distinction matters when choosing curtains, upholstery and bedding. A fabric may […]
