- Red for prohibition
- Yellow for caution
- Green for positive action
- Blue for mandatory actions
- Discs for prohibitions and instructions
- Triangles for warnings
- Squares and rectangles for emergency and information signs
What colours and shapes should be used on safety signboards? Print
Created by: Michal Wochna
Modified on: Fri, 2 Jun, 2017 at 2:39 PM
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