<Error Boundary Theme> 
1. Error Background - 
                            
                            #FF0000
                         - Bright red for the error boundary background, immediately signaling an issue to the user.
2. Error Text - 
                            
                            #FFFFFF
                         - Pure white for error messages, ensuring high contrast and readability against the red background.
3. Try Again Button - 
                            
                            #00FF00
                         - Neon green for the "Try Again" button, providing a vibrant option for the user to reattempt the action.
   - Hover State - 
                            
                            #00CC00
                         - A slightly darker green for the hover state, indicating interactivity.
   - Active State - 
                            
                            #009900
                         - An even darker green for the active state, enhancing the feedback for user actions.
4. Close Button - 
                            
                            #FFFF00
                         - Bright yellow for the close button, ensuring it stands out and is easily recognizable.
   - Hover State - 
                            
                            #FFD700
                         - Golden yellow for the hover state, providing visual feedback.
   - Active State - 
                            
                            #FFC300
                         - A deeper shade of yellow for the active state, indicating selection.

This color palette for the error boundary is designed to capture the user’s attention while providing clear options for recovery. The bright colors ensure that users are made aware of issues without confusion, and the contrasting colors for action buttons encourage engagement.

Would you like to add any additional features or elements to this error boundary design?