Color Palette:
1. 主色 (Main Color):
   - Color Name: B端蓝色 (B端 Blue)
   - Hex Code: 
                            
                            #0066cc
                        
   - Palette Description: This vibrant blue color represents the primary color for the B端 (Backend) interface, adding a professional and authoritative touch to the design.

2. 辅助色 (Secondary Color):
   - Color Name: 翠绿 (Emerald Green)
   - Hex Code: 
                            
                            #00cc99
                        
   - Palette Description: This refreshing emerald green color serves as the secondary color, providing a harmonious and complementary accent to the B端 blue, creating a visually appealing interface.

3. 中性色 (Neutral Color):
   - Color Name: 深灰 (Charcoal Gray)
   - Hex Code: 
                            
                            #333333
                        
   - Palette Description: Charcoal gray acts as the neutral color in the palette, adding depth and balance to the interface design. It helps to emphasize other colors while maintaining a professional and sleek appearance.

4. 背景色 (Background Color):
   - Color Name: 浅灰 (Light Gray)
   - Hex Code: 
                            
                            #f2f2f2
                        
   - Palette Description: The light gray color serves as the background color for the B端 backend interface. It provides a clean and modern backdrop, enhancing readability and ensuring a visually comfortable experience for users.

5. 字体颜色 (Text Color):
   - Color Name: 纯白 (Pure White)
   - Hex Code: 
                            
                            #ffffff
                        
   - Palette Description: Pure white is used as the font color on the B端 backend interface. It offers high contrast against the background color, ensuring legibility and clarity of text throughout the interface.