Color Palette:

1. Shadowy Black: 
                            
                            #000000
                         (Dull)
2. Eerie Green: 
                            
                            #00FF00
                         (Bright Neon)
3. Dreadful Purple: 
                            
                            #9933FF
                         (Bright Neon)
4. Charcoal Gray: 
                            
                            #333333
                         (Neutral) 

Palette Description:
This color palette combines dark and eerie tones with a pop of bright neon colors for a striking and mysterious look. The shadowy black and dreadful purple create a sense of mystery and depth, while the eerie green adds a vibrant and attention-grabbing element. The charcoal gray serves as a neutral base to balance out the boldness of the other colors. Overall, this palette is perfect for creating a spooky and intriguing atmosphere in your designs.