Here's a color palette for a map hosting website with 6 colors:

1. Color Name: Deep Blue
   Hex Code: 
                            
                            #005D8F
                        
   Description: Represents the depth of the oceans and water bodies on the map.

2. Color Name: Forest Green
   Hex Code: 
                            
                            #35654D
                        
   Description: Evokes the lush greenery of forests and natural landscapes on the map.

3. Color Name: Earthy Brown
   Hex Code: 
                            
                            #7D5A50
                        
   Description: Reflects the earthy tones of terrain and topography on the map.

4. Color Name: Mountain Grey
   Hex Code: 
                            
                            #7F7F7F
                        
   Description: Symbolizes the ruggedness and solidity of mountainous regions on the map.

5. Color Name: Urban Grey
   Hex Code: 
                            
                            #A6A6A6
                        
   Description: Represents urban areas and infrastructure on the map.

6. Color Name: Sunset Orange
   Hex Code: 
                            
                            #E27D60
                        
   Description: Depicts the warmth and vibrancy of sunset and sunrise locations on the map.

This palette aims to convey a diverse range of geographical features and urban elements commonly found on maps, providing a cohesive and visually appealing color scheme for the website.