<Solar Energy Sales Calculator with Electric Red> 
1. Solar Yellow - 
                            
                            #F6D02F
                         - A bright, cheerful yellow that evokes sunlight and energy.
2. Sky Blue - 
                            
                            #87CEEB
                         - A calm blue reminiscent of clear skies, promoting a sense of trust and reliability.
3. Grass Green - 
                            
                            #4CAF50
                         - A vibrant green that symbolizes growth and sustainability, reflecting the eco-friendly aspect of solar energy.
4. Earthy Brown - 
                            
                            #8B4513
                         - A grounding brown that connects to nature and adds a stable, earthy tone to the palette.
5. Electric Red - 
                            
                            #FF0000
                         - A vivid, electrifying red that grabs attention and can be used for critical alerts or strong calls to action.
6. Dark Red - 
                            
                            #C0392B
                         - A richer, darker red that can be used for secondary alerts or important warnings, providing a strong visual cue.
7. Soft Gray - 
                            
                            #D3D3D3
                         - A light gray that adds a modern touch and provides a neutral background to enhance readability.
8. Crimson Red - 
                            
                            #DC143C
                         - A striking red that can be used for buttons, headers, or highlights to create a sense of urgency and engagement.
9. Cherry Red - 
                            
                            #FF2B2B
                         - A bright, eye-catching red that can be used for critical information or interactive elements requiring immediate attention.
10. Charcoal Black - 
                            
                            #333333
                         - A dark gray that can be used for text and borders to enhance contrast and readability.

This color palette introduces Electric Red, a bright and vibrant color that draws immediate attention. It can be effectively used for crucial alerts or significant calls to action within the calculator, ensuring that users focus on the most important aspects of the interface.

What specific elements do you envision using Electric Red for? Are there any particular user actions or data points that you want to make stand out?