Some free online coloring games include "Nick Jr. Coloring Book" from NickJr.com and "Ocean Castle Online Coloring" from Y8.com. Both games give players a blank outline to fill in with their own color palette and allow players to print their creations upon completion.
In the coloring game from NickJr.com, players choose from coloring pages that feature several different characters from the network. Players then select a color and choose to paint with a brush or fill in an entire area at once. In "Ocean Castle Online Coloring," players fill in a castle, fish and vegetation under the sea with their favorite colors.