Based on your request for a palette that includes plum and cherry colors while harmonizing with blue and pink, I’ve crafted a vibrant yet balanced selection that captures the essence of these colors.

 <Plum-Cherry Harmony>
1. Plum - 
                            
                            #8E4585
                         - A rich, warm plum that brings depth and sophistication to the palette.
2. Cherry Red - 
                            
                            #D50032
                         - A bright and bold cherry red that adds a lively contrast and energy.
3. Sky Blue - 
                            
                            #87CEEB
                         - A soft, calming blue that complements the warmth of plum and cherry while providing balance.
4. Blush Pink - 
                            
                            #FFB6C1
                         - A gentle pink that harmonizes beautifully with the cherry red, adding a touch of softness.
5. Lavender Blue - 
                            
                            #A3B5E0
                         - A light lavender blue that ties the palette together, creating a seamless transition between the colors.

This palette combines rich and vibrant hues to create a lively yet cohesive look, suitable for branding, event designs, or any project that requires a dynamic and visually appealing color scheme.

Would you like to explore specific applications for this palette, or do you have any additional colors or themes you’d like to consider?