Standardized use of colors (e.g., yellow for visually impaired).

is the Russian national standard for sign aids and information displays for disabled persons . It defines the technical requirements for visual, tactile, and audible signs to ensure an accessible environment. ♿ Key Technical Requirements

Compliance with GOST R 52131-2003 is a core part of the "Accessible Environment" program. It ensures that:

gost r 52131 2003