The flag of the Republic of the Congo consists of a diagonal split design where the upper triangle is green and the lower triangle is red. The width to length ratio of the flag is 2:3. The exact color codes are not specified by law, but the green is commonly represented as Pantone 356C or RGB 0, 157, 118, while the red is often represented as Pantone 186C or RGB 239, 51, 64. The flag has no other geometric properties or measurements specified by law.