Color Palette:
1. Midnight Blue
   Hex Code: 
                            
                            #191970
                        
   Palette Description: A deep, rich blue reminiscent of the night sky. This color brings a sense of calmness and elegance to any design.

2. Indigo
   Hex Code: 
                            
                            #4B0082
                        
   Palette Description: A dark purplish-blue shade that exudes sophistication and mystery. Indigo adds depth and intensity to your color scheme.

3. Navy Blue
   Hex Code: 
                            
                            #000080
                        
   Palette Description: A classic and versatile dark blue shade that represents strength and professionalism. Navy blue is often associated with authority and reliability.

4. Steel Blue
   Hex Code: 
                            
                            #4682B4
                        
   Palette Description: A cool and muted blue with a touch of gray, resembling the color of steel. This shade adds a modern and industrial feel to your design.

5. Prussian Blue
   Hex Code: 
                            
                            #003153
                        
   Palette Description: A deep, intense blue shade with a hint of green. Prussian blue is bold and powerful, perfect for creating a striking visual impact.

6. Sapphire
   Hex Code: 
                            
                            #0F52BA
                        
   Palette Description: A vibrant and vivid blue hue reminiscent of the gemstone sapphire. This color adds a touch of luxury and elegance to your design.

Note: Please keep in mind that the perception of colors may vary depending on individual screens and settings. It is recommended to sample the colors before finalizing your design.