<Professional Orange Pie Graph Palette>
1. Bright Orange - 
                            
                            #FF8C00
                         - A vibrant, attention-grabbing shade for primary segments of the pie graph.
2. Soft Apricot - 
                            
                            #FFB266
                         - A lighter, softer orange that provides a gentle contrast to the bright orange.
3. Goldenrod - 
                            
                            #DAA520
                         - A warm, golden hue that adds depth to medium-sized segments.
4. Light Coral - 
                            
                            #F08080
                         - A subtle coral that balances the palette with a hint of red for smaller segments.
5. Peach Puff - 
                            
                            #FFDAB9
                         - A very light, soft orange suitable for background or less significant sections.
6. Burnt Sienna - 
                            
                            #E74C3C
                         - A rich, earthy orange-red that can represent significant data points.
7. Carrot Orange - 
                            
                            #F39C12
                         - A vivid, cheerful orange that stands out well against the lighter shades.
8. Coral Reef - 
                            
                            #FF6F61
                         - A fresh coral tone that brings a modern touch to the overall palette.
9. Apricot - 
                            
                            #F8C471
                         - A soft orange that offers a warm, inviting feel for secondary segments.
10. Salmon Pink - 
                            
                            #FF9AA2
                         - A gentle pinkish-orange that can be used for minimal data representation while maintaining cohesion.

This palette consists of ten professional colors that harmonize well while maintaining distinctiveness for each segment in your pie graph. The combination of vibrant and soft hues ensures clarity and visual appeal, making it suitable for presentations or reports.

Do you have a specific theme or data type for the graph that might influence the arrangement or usage of these colors?