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two equal horizontal bands of blue (top; representing peace and justice) and red (representing courage); a white equilateral triangle based on the hoist side represents equality; the center of the triangle displays a yellow sun with eight primary rays, each representing one of the first eight provinces that sought independence from Spain; each corner of the triangle contains a small, yellow, five-pointed star representing the three major geographical divisions of the country: Luzon, Visayas, and Mindanao; the design of the flag dates to 1897; in wartime the flag is flown upside down with the red band at the top

source: CIA World Factbook