Arcana, History, Religion. Your expertise aids you in uncovering lore of any sort that is attached to a work of art, such as the magical properties of a painting or the origins of a strange mural found in a dungeon.
Investigation, Perception. When you inspect a painting or a similar work of visual art, your knowledge of the practices behind creating it can grant you additional insight.
Painting and Drawing. As part of a short or long rest, you can produce a simple work of art. Although your work might lack precision, you can capture an image or a scene, or make a quick copy of a piece of art you saw.
Additional uses. You can use your painter's supplies to do a variety of things, as your DM if you may use the tools for a specific task. Examples of such tasks are as follows; Paint an accurate portrait, create a painting with a hidden message.