I, a mother, dreamed that I was dyeing my son's head brown

Interpretation:
This dream symbolizes the creativity that you can use in expressing your thoughts and goals, and if in the dream world, your son had no problem with color and was eager to do so, it can symbolize a taste for spending and a positive change in your behavior. Like the creativity that you used in pursuing your financial and career goals.

But you should also consider that your son symbolizes your goals and responsibilities, and if you feel that his hair color is not suitable or that he is not satisfied with this, this dream can be a warning about controlling and manipulating issues that can hinder and disrupt the pursuit of your goals