To create a professional atmosphere in an office, consider abstract styles that convey calmness and sophistication, such as geometric abstraction and color field painting. Geometric abstraction utilizes clean lines and shapes, promoting structure and organization, while color field painting employs soft, harmonious colors to evoke tranquility and focus. Additionally, minimalist abstract art can enhance a modern aesthetic, emphasizing simplicity and clarity. These styles not only beautify the workspace but also foster a productive and inspiring environment.