The flag of Cameroon consists of three vertical strips: green on the left, red on the right, and a yellow star in the middle of the red stripe. The ratio of the flag's height to width is 2:3.

The color codes for the flag are:

• Green: Pantone 355 C / RGB 0, 153, 0 / CMYK 100, 0, 100, 31
• Red: Pantone 186 C / RGB 255, 0, 0 / CMYK 0, 100, 81, 4
• Yellow: Pantone 116 C / RGB 255, 204, 0 / CMYK 0, 20, 100, 0

The geometric properties of the flag are:

• Height: 2 units
• Width: 3 units
• Ratio: 2:3

There are no other relevant measurements or properties for the flag of Cameroon.