The flag of Saint Vincent and the Grenadines consists of three vertical bands of blue, gold, and green. The gold band is twice the width of the other two and contains three green diamonds outlined in black. The aspect ratio of the flag is 7:11, and its geometric properties are straightforward rectangles.

The color codes for the flag are:

• Blue: Pantone 286 C / RGB 0 36 125
• Gold: Pantone 1235 C / RGB 255 204 51
• Green: Pantone 356 C / RGB 0 100 40

There is no official measurement specified for the flag's dimensions, but it is typically flown at a size of 3:5 feet (36 x 60 inches) or larger.