Updated from an earlier post. Here are meanings you can teach children for colors associated with Easter.
Yellow: Radiance of Jesus who is the light of the world.
Green: Nature, Life, Jesus is the resurrection and the life.
Red: The blood of Jesus
White: Sins are washed away, Purity
Pink: Red and white together make pink. Jesus’ blood washed our sins away.
Purple: Royalty, Jesus is the King of Kings.
Black: Sin, Darkness.
Orange: Hope, the dawn of a new day.
Navy Blue: The night sky. During the crucifixion, the sky turned dark.