CueLock
5 problems — some routes/markers look the same for colour-blind users.
Melbourne CBD · Flinders St → Melbourne Central
These two routes look too similar
Hazard may be missed
MainBackup
Problems

Main route and backup route look the same

Affects: People with green-blind vision

Fix: Make Backup route dashed and a different thickness; keep Main route solid.

difference 76 → 8 (need 15)

Hazard may be confused with main route

Affects: People with green-blind vision

Fix: Give Hazard a triangle icon and a text label on the map — do not rely on orange alone.

difference 60 → 10 (need 15)

Hazard may be confused with main route

Affects: People with red-blind vision

Fix: Give Hazard a triangle icon and a text label on the map — do not rely on orange alone.

difference 60 → 14 (need 15)