The flag of Tunisia consists of a red field with a circular white disk in the center containing a red crescent and a five-pointed star. The exact shade of red used is Pantone 186C or RGB 237, 28, 36. The aspect ratio of the flag is 2:3. The diameter of the white disk is one-third of the hoist width, centered at the exact midpoint. The crescent and star are also centered within the disk, with the diameter of the inner circle of the crescent being equal to one-fifth of the hoist. The five-pointed star has a diameter equal to one-tenth of the hoist.