<Optimized Cohesive Tech-Inspired Contemporary>
1. Purplish Blue - 
                            
                            #5A4FCF
                         - A rich purplish blue that conveys professionalism and creativity, ideal for headers and important call-to-action elements.
2. Forest Green - 
                            
                            #2F6A2D
                         - A medium forest green that feels balanced and natural, perfect for backgrounds and secondary elements to promote a calming effect.
3. Vibrant Orange - 
                            
                            #D76B30
                         - A brighter, energetic orange that stands out well for buttons and alerts, drawing user attention without overwhelming.
4. Light Cream - 
                            
                            #FAF3E0
                         - A soft, warm background color that enhances readability for text and content areas, providing comfort for extended reading.
5. Muted Sunshine Yellow - 
                            
                            #FFB300
                         - A slightly muted yellow that can be used for highlights and accents, ensuring it complements other colors without overpowering them.

Adjustments for Website Optimization:

• Color Contrast: The purplish blue and vibrant orange provide strong contrast for buttons and call-to-action areas, enhancing visibility and usability.
• Readability: The light cream background improves text readability, making it easier for users to engage with the content without straining their eyes.
• Color Harmony: The muted sunshine yellow complements the other colors without overpowering them, maintaining a cohesive look throughout the website.
• Accessibility: This palette is designed with accessibility in mind, ensuring that the color contrast ratios meet web content accessibility guidelines (WCAG) for better user experience.

Would you like to discuss any specific design elements or features related to this optimized palette, or do you have any other adjustments in mind?