From the distinctive cold white of northern lights to the yellowy-red warmth of a sunset, the changing colour of light, whether natural or artificial, gives a rhythm to our lives. It impacts indisputably on our mood, our well-being and our very perception of the spaces in which we live.Chromotherapy may not be officially recognised by the medical profession, but it’s impossible not to recognise the influence that certain colours can have on our mood and our lifestyles.Responding to voice commands or to the touch of a finger with its RGB bulb, LLumm! plunges one into a luminous ambiance encouraging relaxation, cele- bration, work or reading.