What coloured contacts can make your eyes bigger? Color, pattern, and diameter are the key factors that determine the size of the eye. If you want to make your eyes look deeper, you can choose the starry sky pattern; but if you want to look bigger, you should choose the radial pattern. The diameter of the cosmetic contacts directly influences the magnification effect of the eye. The larger the diameter of the lenses, the larger the eye appears. The black contacts also can enlarge your eyes well. Although enlarging contact lenses that can make our eyes look more beautiful, we should also pay attention to protecting the health of our eyes. Choose the contact lenses that suit us. The best one is for us.