To provide a method for producing a glass plate provided with a ceramic color print in which it is not necessary to prepare a screen printing plate for every model, and by which adjustment to the desired form and hiding property is easy, and a color toner for electro printing for the process.

The color toner for electro printing consists of particles comprising fine inorganic pigment particles, a heat decomposable binder resin having an acid value of ≥5 and glass frit, and satisfies the following (1) or (2); (1) the color toner comprises 10-50 pts.mass of the fine inorganic pigment particles, 5-40 pts.mass of the heat decomposable binder resin and 40-85 pts.mass of the glass frit in the total mass of the toner, (2) the mass ratio of the glass frit to the heat decomposable binder resin is ≥1.5.