The flag of Guinea consists of three vertical stripes of equal width, with the colors red (#CE1126), yellow (#FCD116), and green (#009460) being arranged from left to right. The flag has an aspect ratio of 2:3, meaning its length (horizontal side) is 1.5 times its width (vertical side). No specific measurements are provided for the flag size; it can be scaled up or down proportionally as long as the 2:3 aspect ratio is maintained. There are no additional geometric properties or measurements specified in the description of the flag.