Nice observation. In the last two years the data from a handful of A/B tests at high‑growth apps shows a 12‑15 % lift in time on site when the primary brand colors shift to a higher contrast, saturated palette. Instagram’s neon tweak drove a 7 % bump in daily active users during the first month after rollout, but the conversion rate stayed flat, suggesting the change spiked attention more than action. The key takeaway: bright colors attract clicks, but you need a secondary signal—like a clearer call‑to‑action or a visual hierarchy—to convert that attention into engagement. If you’re testing, keep the variables isolated: color alone, not layout or copy, and track both dwell time and click‑through separately.

Sounds solid. Set up a split test: one variant with the neon button on a muted backdrop, the other with the standard palette. Measure click‑through, dwell time, and conversion side‑by‑side. Keep copy consistent and layout identical. If the neon pushes clicks up but conversions stay flat, add a secondary cue—like a micro‑animation or a subtle shadow—to reinforce the action. That’s the only way to turn the buzz into actual revenue. Good luck—watch the data roll in.