Color Palette:
1. Color Name: Aqua Blue
   Hex Code: 
                            
                            #7FD1E9
                        
   Description: Represents the refreshing and calming qualities of water, perfect for the cat's playful and energetic gym session.

2. Color Name: Peachy Pink
   Hex Code: 
                            
                            #F3B1A7
                        
   Description: Adds a soft and warm touch to the illustration, symbolizing the cat's friendly and approachable nature.

3. Color Name: Lavender
   Hex Code: 
                            
                            #B19CD9
                        
   Description: Brings a hint of whimsy and creativity to the palette, enhancing the ludic aspect of the gym scene.

4. Color Name: Mint Green
   Hex Code: 
                            
                            #9EE09E
                        
   Description: Evokes a sense of freshness and vitality, reflecting the cat's active and playful workout routine.

5. Color Name: Lemon Yellow
   Hex Code: 
                            
                            #FCE883
                        
   Description: Infuses a bright and cheerful vibe into the illustration, capturing the cat's enthusiasm and joy during exercise.

6. Color Name: Muted Grey
   Hex Code: 
                            
                            #A0A0A0
                        
   Description: Acts as a neutral base to balance out the vibrant colors, adding depth and sophistication to the overall composition.