The flag of Dominica consists of a green field, with a centered cross consisting of three bands: the upper and lower bands are yellow, and the center band is black. Within the center band is a white circle bearing a red "sisserou" parrot, encircled by ten green stars arranged in a circle. The aspect ratio of the flag is 3:5.

Color codes:

• Green: Pantone 355C; RGB values: 0/100/60
• Yellow: Pantone 116C; RGB values: 255/204/0
• Black: Pantone Black C; RGB values: 0/0/0
• White: RGB values: 255/255/255
• Red: Pantone 186C; RGB values: 206/17/38

Geometric properties and measurements:

• The centered cross has a width of two-fifths (2/5) of the flag's height.
• The white circle has a diameter of one-fifth (1/5) of the flag's height.
• The ten green stars are each inscribed within circles that have a diameter of one-tenth (1/10) of the flag's height.

Other relevant information:

• The flag was adopted on November 3, 1978, when Dominica gained independence from the United Kingdom.
• The green color represents the island's lush vegetation, while the yellow and black bands represent the country's original inhabitants and African heritage, respectively.
• The sisserou parrot is an endemic species found only on Dominica and is a national symbol of the country. The ten green stars represent the country's ten administrative parishes.