Take a break from the hustle and bustle with Coloring-for-Adults.com: Coloring page Happy unicorn – modern online coloring by numbers and book for download and print for adults. Paint the picture in accordance with your spiritual aspiration, forget about the rules for combining colors. Share your result on Pinterest or create many more masterpieces by starting to draw from the beginning. Permission: Creative Commons Attribution-NonCommercial 4.0 License. Artist: Persimmons Studio.