Fitness App
1. Energy Red - 
                            
                            #FF4500
                         - Energetic and powerful
2. Active Green - 
                            
                            #00FF00
                         - Fresh and lively
3. Strong Blue - 
                            
                            #0000FF
                         - Trustworthy and dependable
4. Vitality Yellow - 
                            
                            #FFFF00
                         - Optimistic and uplifting
5. Balance Gray - 
                            
                            #808080
                         - Neutral and modern
6. Motivation Orange - 
                            
                            #FFA500
                         - Vibrant and motivating
7. Wellness Purple - 
                            
                            #800080
                         - Calming and soothing

Follow-up question: Do you have any specific preferences for the primary color of the app interface?