# Influence of text luminance, text colour and background luminance of variable-message signs on legibility in urban areas at night

> Research article (Lighting Research & Technology, 2020) · cited 16× · AI/ML

**Wikidata**: [openalex:W3097366164](https://www.wikidata.org/wiki/openalex:W3097366164)  
**Source**: https://4ort.xyz/entity/influence-of-text-luminance-text-colour-and-background-luminance-of-variable-message-signs-on-legibility-in-urban-areas-