The flag of Jamaica consists of three horizontal stripes, with the top and bottom stripes being green and the middle stripe being black. The green stripes represent the country's agricultural wealth, while the black stripe represents its people. In the center of the black stripe is a yellow-gold sun with seven rays, which symbolizes Jamaica's bright future.

The aspect ratio of the Jamaican flag is 1:2, meaning that it is twice as long as it is wide. The color codes for the flag are:

• Green: Pantone 355 C / RGB 0, 100, 60 / HEX #00843D
• Black: Pantone Black C / RGB 0, 0, 0 / HEX #000000
• Yellow: Pantone 116 C / RGB 252, 209, 22 / HEX #FCD116

The geometric properties and measurements of the flag are not specified by law, but the standard sizes for outdoor use are 3 feet by 6 feet or 5 feet by 10 feet.