Here’s the updated color palette with an additional shade of blue, enhancing the overall composition with a deeper, more dynamic hue.

 <Hello World Palette with Red and Blue>
1. Sunshine Yellow - 
                            
                            #FFEA00
                         - A bright, cheerful yellow that represents positivity and energy.
2. Sky Blue - 
                            
                            #00ADEF
                         - A calming blue that symbolizes clarity and communication.
3. Deep Ocean Blue - 
                            
                            #003B5C
                         - A rich, deep blue that conveys depth, trust, and professionalism.
4. Grass Green - 
                            
                            #4CAF50
                         - A refreshing green that conveys growth and harmony.
5. Passionate Red - 
                            
                            #E63946
                         - A bold red that signifies energy, passion, and action.
6. Warm Gray - 
                            
                            #B0BEC5
                         - A neutral gray that adds balance and sophistication to the palette.
7. Soft White - 
                            
                            #FFFFFF
                         - A clean, pure white that represents simplicity and clarity.

This palette now incorporates a deeper blue, which complements the lighter sky blue and adds a layer of professionalism and depth, making it suitable for a wide range of applications, from tech interfaces to creative projects.

Would you like to focus on a specific application for this palette, or do you have any other colors or themes in mind that you’d like to explore?