Color Palette for Executive Function Coaching Business:

1. Charcoal Gray
   - Hex Code: 
                            
                            #333333
                        
   - Description: Represents professionalism, stability, and authority in the coaching business.

2. Navy Blue
   - Hex Code: 
                            
                            #003366
                        
   - Description: Symbolizes trust, intelligence, and confidence, which are essential qualities for executive function coaching.

3. Sage Green
   - Hex Code: 
                            
                            #8AA39B
                        
   - Description: Evokes harmony, growth, and balance, reflecting the transformative nature of coaching.

4. Steel Blue
   - Hex Code: 
                            
                            #4682B4
                        
   - Description: Conveys reliability, calmness, and focus, ideal for aiding executive function development.

5. Silver
   - Hex Code: 
                            
                            #C0C0C0
                        
   - Description: Signifies sophistication, innovation, and modernity, aligning with the progressive approach of coaching.

6. Slate Blue
   - Hex Code: 
                            
                            #6A5ACD
                        
   - Description: Inspires creativity, clarity, and introspection, fostering personal growth and self-awareness in coaching sessions.