Color Palette for Notes Website using Git and Markdown:

1. Dark Blue:
   - Hex Code: 
                            
                            #002147
                        
   - Description: This deep and rich dark blue color represents the professionalism and reliability associated with Git and Markdown. It adds a touch of seriousness to the notes website, making it suitable for a professional environment.

2. Light Green:
   - Hex Code: 
                            
                            #8DB600
                        
   - Description: This refreshing light green color brings a sense of positivity, growth, and harmony. It enhances the readability and promotes a calming atmosphere, making it suitable for a notes website where users can focus and concentrate on their content.

3. Light Gray:
   - Hex Code: 
                            
                            #D3D3D3
                        
   - Description: This light gray color serves as a neutral background that complements the other colors in the palette. It provides a clean and minimalist look, ensuring that the focus remains on the notes and content rather than distracting elements.

4. Dark Purple:
   - Hex Code: 
                            
                            #6A0DAD
                        
   - Description: This deep and mysterious dark purple color adds a touch of elegance and sophistication to the notes website. It signifies creativity and imagination, making it an ideal color to inspire users while they write or organize their thoughts.

5. Orange:
   - Hex Code: 
                            
                            #FF6600
                        
   - Description: This vibrant orange color adds a pop of energy and enthusiasm to the notes website. It captures attention and stimulates creativity, making it an excellent choice for highlighting important sections or elements within the website.

Note: Feel free to adjust the shades and intensities of each color to suit your preferences and overall design aesthetic.