Neon blue (#2323FF) is an electrifying shade that perfectly balances the calming nature of traditional blue with the energy-packed intensity of neon lighting. Created using mercury vapor in neon tubes rather than traditional neon gas, this vibrant hue has become synonymous with modern technology, innovation, and futuristic design.

In design psychology, neon blue stimulates mental focus while maintaining blue's inherent sense of trust and reliability. This makes it exceptionally powerful for tech brands seeking to appear both cutting-edge and dependable. Companies like Samsung and Zoom leverage neon blue to convey innovation without sacrificing credibility.

The color works best as an accent rather than a dominant shade—its intensity can overwhelm if overused. Pair neon blue with white for clean contrast, black for dramatic sophistication, or silver for a sleek, metallic feel. It complements bright yellow for energetic designs and harmonizes beautifully with royal blue for depth.

Neon blue shines in UI design for call-to-action buttons, gaming interfaces, and cyberpunk aesthetics. Its association with digital innovation makes it perfect for apps, websites, and brands targeting tech-savvy audiences. However, consider accessibility—ensure sufficient contrast ratios when using this vibrant shade for text or important interface elements.