This paper springs from a project about concept formation in the field of colour and light. It is based on own reflections and on scientific and scholarly references. It is an attempt to describe a conceptual approach to aesthetic experiences of colour and light relating them to different levels of experience: categorical perception, direct experience and indirect – cultural – experience. Art and design have a special and complex relation to the different levels of experience. Artistic works can serve as ”models” or “examples” – indirect experiences – for how we may attend to light and colour in our direct approach to the world. They are also, as appearances, direct experiences. The emotional content we can experience in a piece of art or a...