The flag of Lebanon consists of three horizontal bands of equal width, with the top and bottom bands colored red and the middle band white. The aspect ratio of the flag is 2:3. There are no geometric properties or measurements specified for the flag. The color codes for the flag are:

• Red: Pantone 186 C / RGB #CE1126 / CMYK 0, 100, 81, 4
• White: No specific Pantone code / RGB #FFFFFF / CMYK 0, 0, 0, 0

It's worth noting that the exact shade of red used in the flag may vary slightly between different sources.