Color Palette for Excel Search Interface:

1. Color Name: Midnight Blue
   Hex Code: 
                            
                            #003366
                        
   Description: Represents the main title of the search interface, conveying a sense of elegance and professionalism.

2. Color Name: Silver
   Hex Code: 
                            
                            #C0C0C0
                        
   Description: Used for the background of the search engine bars, providing a clean and modern look for the user interface.

3. Color Name: Steel Blue
   Hex Code: 
                            
                            #4682B4
                        
   Description: Adds a touch of sophistication to the search bars, enhancing the visual appeal of the interface.

4. Color Name: Light Gray
   Hex Code: 
                            
                            #D3D3D3
                        
   Description: Serves as a subtle background color for the filter display of search results, ensuring readability and clarity.

5. Color Name: Dodger Blue
   Hex Code: 
                            
                            #1E90FF
                        
   Description: Accent color for highlighting selected search options or active filters within the interface.

6. Color Name: Dark Slate Gray
   Hex Code: 
                            
                            #2F4F4F
                        
   Description: Provides a contrast to the light gray background, making the filter display stand out while maintaining a professional look.