They come in two colour mixes.
Bright sequins in mostly primary colours, red, blue, yellow, green and orange
Pastel sequins come in pastel shades, pink, yellow, orange, green, blue, lilac and white
The pastel sequins and confetti are used in the popular gold and silver sequin cakes.
As there are no gold or silver sequins on the market here in SA, cake decorators
put these on fondant covered cakes and then spray paint them the colour they want.
You can also paint the metallic colours onto the sequins making use of the Crystal Candy
confectioners glaze available on this site