Learn how to paint art painting canvas. Painting on a black canvas is a little different from painting on a white canvas. The trick is using paints that are “opaque” and not “translucent”. Painting canvas tutorials with Artistro oaque markers. Create unique custom gifts with Artistro acrylic markers! You can create on any surface you can think of: wood, rocks, paper, fabric and plastic! The medium tip is perfect for coverage and offers unlimited freedom of use!