<Class Diagram Colors> 
1. Primary - 
                            
                            #4A90E2
                         - A calming blue that conveys trust and professionalism, ideal for main elements in class diagrams.
2. Secondary - 
                            
                            #E94E77
                         - A vibrant pink that adds contrast and draws attention to important components or relationships.
3. Background - 
                            
                            #F5F5F5
                         - A light gray that serves as a neutral backdrop, enhancing readability and focus on the diagram.
4. Class Box - 
                            
                            #FFFFFF
                         - A clean white for class boxes, ensuring clarity and simplicity in presentation.
5. Association - 
                            
                            #7ED321
                         - A bright green that symbolizes connections, making associations between classes stand out.
6. Inheritance - 
                            
                            #F8E71C
                         - A warm yellow that highlights inheritance relationships, providing a clear visual distinction.

This color palette is designed to create a visually engaging and professional representation of class diagrams. It balances both calming and vibrant colors to ensure clarity and focus on key elements.

What specific elements or features are you looking to emphasize in your class diagram?