There are several key points to consider in dementia friendly design when it comes to selecting the right flooring transition profile and LRV colour. Tonal contrast is critical for materials to be seen against each other.
Contrast can be perceived where there is 15 degrees of LRV or more between adjacent materials. For example both the Dementia Services Development Centre (DSDC) and BS8300:2:2018 recommend a difference of 30 degrees of LRV between critical surfaces such as on stairs. For flooring and flooring transitions: