The flag of Uganda has six horizontal stripes of equal width in the following colors, from top to bottom: black, yellow, red, black, yellow, and red. The ratio of the flag's width to its length is 1:2, and the geometric properties of the flag are rectangular with a width-to-length ratio of 1:2. The color codes for the flag are as follows: black (#000000), yellow (#FFC700), and red (#D90012).