The flag of Iran has a tricolor design with equal horizontal bands of green, white, and red. The aspect ratio of the flag is 4:7. The green band is at the top, followed by the white band in the middle, and the red band at the bottom. The specific shades of the colors are:

• Green: Pantone 347 C; RGB (0, 122, 61); CMYK (100, 0, 50, 40)
• White: No specific Pantone code; RGB (255, 255, 255); CMYK (0, 0, 0, 0)
• Red: Pantone 186 C; RGB (204, 0, 0); CMYK (0, 100, 79, 21)

The emblem of the Islamic Republic of Iran is located in the center of the white band. The emblem consists of four crescents and a sword surrounded by a wreath of wheat. The geometric properties and measurements of the emblem are not specified in the official description of the flag.