Flag of Amapá
| Use | Civil and state flag |
|---|---|
| Proportion | 7:10 |
| Adopted | 5 October 1988 |
| Design | A horizontal tricolor of blue, green with black-edged white lines, and yellow, with a green triangle based on the hoist-side, bearing a stylized outline of the Fortaleza de São José de Macapá in black and white. The green triangle continues as a horizontal stripe to the fly end. |
The current state flag of Amapá was introduced by Decree No. 8 of 23 April 1984.