Here’s a professional color palette suitable for network diagrams, including servers, storage, and switches:

 <Professional Tech> 
1. Navy Blue - 
                            
                            #001F3F
                         - A strong and reliable color, representing trust and professionalism.
2. Steel Gray - 
                            
                            #7F8C8D
                         - A neutral tone that adds a modern and sophisticated touch.
3. Bright Cyan - 
                            
                            #00BFFF
                         - A vibrant accent color that can highlight important elements.
4. Slate Black - 
                            
                            #2C3E50
                         - A deep, dark color that provides contrast and depth.
5. Soft White - 
                            
                            #ECF0F1
                         - A clean and crisp background color that enhances readability.

Description:

This palette combines deep blues and grays with a bright cyan accent to convey a sense of professionalism and reliability. The soft white serves as a neutral background, ensuring that the diagram remains clear and easy to understand.

Follow-Up Questions:

1. Would you like to adjust any colors in the palette?
2. Are there specific elements you want to highlight in the diagram that may require additional colors?
3. Do you have any preferences for font styles or additional graphical elements to include?