<海馬剛三郎 Color Palette>
1. Deep Blue - 
                            
                            #003DA5
                         - A bold and intense blue representing Kaiba's confident and strategic nature.
2. Silver - 
                            
                            #C0C0C0
                         - A sleek and modern silver that reflects Kaiba's high-tech gadgets and luxurious lifestyle.
3. White - 
                            
                            #FFFFFF
                         - A pure white symbolizing clarity and precision in his duel strategies.
4. Dark Gray - 
                            
                            #4B4B4B
                         - A strong dark gray that embodies Kaiba's serious demeanor and determination.
5. Gold - 
                            
                            #FFD700
                         - A rich gold that signifies Kaiba's wealth and ambition to be the best.

This color palette captures the essence of Kaiba Seto from Yu-Gi-Oh, highlighting his strategic mind, wealth, and determination through a mix of bold and sleek colors.

What specific project are you working on that relates to Kaiba? Are there particular emotions or themes you want to emphasize?