Color Palette for Web Agency:

1. Color Name: Stellar Blue
   Hex Code: 
                            
                            #005DFF
                        
   Palette Description: This vibrant blue represents the vastness of space and evokes a sense of professionalism and trust. It can be used as a primary color for the web agency's branding and website elements.

2. Color Name: Lunar Gray
   Hex Code: 
                            
                            #CCCCCC
                        
   Palette Description: This light gray shade represents the moon's surface, creating a balance between the colorful elements and providing a neutral background. It can be used for text, borders, or subtle accents.

3. Color Name: Nebula Purple
   Hex Code: 
                            
                            #8B00FF
                        
   Palette Description: This deep purple hue represents the captivating beauty of nebulas found in space. It adds a touch of sophistication and creativity to the palette, suitable for highlighting important elements or creating a striking contrast.

4. Color Name: Celestial White
   Hex Code: 
                            
                            #FFFFFF
                        
   Palette Description: This pure white color symbolizes the stars in the vastness of space. It can be used for backgrounds or to create a clean and minimalist look for the web agency's website design.

5. Color Name: Solar Yellow
   Hex Code: 
                            
                            #FFD700
                        
   Palette Description: This bright yellow shade represents the radiant energy of the sun. It can be used sparingly to draw attention to specific elements or to add a pop of color in the web agency's branding materials.

Overall Palette Description: The color palette for the web agency incorporates shades inspired by space, creating a modern and professional look. Stellar Blue and Nebula Purple add vibrancy and creativity, while Lunar Gray and Celestial White provide a clean and balanced backdrop. Solar Yellow brings a touch of energy and excitement. This palette aims to instill trust, showcase professionalism, and highlight the agency's creative capabilities.