Colour can affect humankind's emotion and cognition, and it can also expression something special meaning too. Therefore, colour is frequently used to apply in our life. Owing to the importance of colour perception in human's life, cultivating children's colour sensitivity in an early age becomes a significant social issue. Because children have the instinctual interest in playing games, children can learn autonomy through playing games. In conclution, this research designed and developed as a 2D platform game applied to teach children learning about the colour perception concept, We hope that children can learn about colour concepts and improve colour congnitive ability by playing digital games.