<Blue and Maroon Harmony> 
1. Deep Blue - 
                            
                            #003366
                         - A rich, dark blue that conveys stability and depth. 
2. Sky Blue - 
                            
                            #87CEEB
                         - A light and airy blue that adds a refreshing contrast. 
3. Maroon - 
                            
                            #800000
                         - A strong, dark maroon that evokes sophistication and warmth. 
4. Crimson - 
                            
                            #DC143C
                         - A vibrant red with maroon undertones, adding energy to the palette. 
5. Steel Blue - 
                            
                            #4682B4
                         - A muted blue that provides a calming balance among the bolder colors. 

This color palette combines the strength and elegance of maroon with the calming and refreshing qualities of blue, creating a harmonious balance that can be used in various design applications.

Would you like suggestions on how to use this palette in a specific project? Or are there any adjustments you would like to make to the colors?