The song "Changing Colours" by Josh Groban is about a person who is going through a period of uncertainty and fear, and the singer is addressing them, telling them not to be afraid to change. The singer assures them that he has known them for a while and has seen how they have risen above their struggles in the past. The lyrics speak about the metaphorical changing of colours, which represents changing and adapting to new situations. The singer is encouraging the person to embrace change and not to be afraid to let go, even though it may be difficult. He is also saying that he will be there to support them and change along with them. The song is a reminder that change is a natural part of life and that we should not be afraid to embrace it, even if it means letting go of things or people we love. It is a message of hope and encouragement, telling us that we can overcome our fears and find strength in ourselves and in those around us. Overall, "Changing Colours" is a beautiful and inspiring song about the power of change and the importance of embracing it in order to grow and thrive in life.