Lavender has dark gray hair, lavender coat and dark green eyes. Lavender's cutie mark is a rainbow. His alternate name is Roy G. Biv, referencing to the mneonic of the colours of the rainbow.
Lavender has only made one appearance throughout the whole My Little Pony: Friendship is Magic series, meaning his first appearance was his last appearance.
Lavender made his debut appearance in Sonic Rainboom.