The flag of Eritrea has a ratio of 1:2 and is divided into two right triangles, with the base of the lower triangle being twice the height of the upper triangle. The upper triangle is green and the lower triangle is blue, with a gold wreath encircling a gold olive branch in the center. The RGB color codes for the flag are as follows: Green (#009F4D), Blue (#1C246B), and Gold (#FFD700).