Pick a random color, and create a test to find correct hex value. Game will have 3 versions:
1-Easy: User will have 3 options to select, if user picks wrong two color values, will lost 1 life and in total will have 3 life
2-Medium: User will have 4 options to select, if user picks wrong color value in first time, will lost 1 life and in total will have 3 life
3-Hard: User will have 6 options to select, if user picks wrong color value, will lost 1 life and in total will have 2 life