Petalica Paint is a web-based application that uses artificial intelligence (AI) to automatically colorize sketches and illustrations.
The tool allows users to add color hints, enabling a more personalized and nuanced color scheme. Moreover, its line art editing mode offers scope for refining and simplifying sketches, further enhancing your art.
How to use it:
1. Visit the Petalica Paint website.
2. Simply upload your line art or rough pencil drawing. Petalica Paint instantly applies vibrant color in one of three pleasing styles – Tanpopo, Satsuki, or Canna. The algorithm intelligently paints within your existing lines to transform your black-and-white art into a colorful creation.

2. You can further customize the color scheme by adding hints. Use the built-in palette to indicate areas you want colored a certain way. The AI incorporates your guidance to generate a colorized image aligned with your vision.

3. It also provides sketch refinement tools to simplify messy line art before coloring.

4. Download and share your colorized masterpiece.