On this Hotel Transylvania-themed coloring page, there is a bright green background with a yellow spiral in the center. In the middle of the spiral, there's a purple mummy with a white bandage wrapping around its head. It's surrounded by four ghosts that are also green. To make the mummy stand out, you can color its headdress in purple and the bandages in white. To give the page an extra spooky look, you can color the ghosts in a dark grey or black. Alternatively, you can color each ghost with a different hue to give them a more vibrant appearance. To make the yellow spiral stand out, you can use different shades of yellow and orange. Lastly, to give the page some extra contrast, you can use different shades of green on the background.