Best Lighting for Retail Stores (2026 Guide)

Retail lighting directly impacts purchase behavior—studies show properly lit displays increase sales by 15–30%. Three-layer approach: (1) Ambient: LED panel/linear lights at 300 lux (general), CRI≥80, UGR<19. (2) Accent: LED track lights at 3–5× ambient level on merchandise, CRI≥90 (R9≥50 for fashion/food), narrow beam 15–36°. (3) Decorative: statement pendants and feature lighting for brand identity. CCT selection: 2700–3000K for luxury/fashion, 3500–4000K for electronics/grocery. Dynamic lighting (tunable white) allows CCT changes throughout the day. Key metrics: contrast ratio (accent:ambient = 3:1 to 5:1), CRI≥90 for color-critical merchandise.