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WARNINGGTFS Schedule notice

The route text is hard to read against its color

route_color_contrast
Severity
WARNING
Files to check
1
Report fields
4
Documentation
Curated

Diagnosis

What this notice means

route_color and route_text_color do not provide enough contrast under this check.

Operational effect

Why it matters

Passengers may struggle to read route labels, especially at small sizes.

Scope

Files to check and report fields

Report fieldTypeMeaning
csvRowNumberintegerThe row number of the faulty record.
routeColorstringThe faulty record's HTML route color.
routeIdstringThe id of the faulty record.
routeTextColorstringThe faulty record's HTML route text color.

Repair

How to fix it

  1. 1

    Compare both colors in the reported route row and preview a label with them.

  2. 2

    Choose a readable text color that works with the route background, often black or white. Keep both values in six-digit hexadecimal format without #.

  3. 3
    Check the result

    After a repair, rebuild the archive and validate it again. Confirm that the affected records are correct and that no new related notices appeared. A reviewed warning or informational notice may remain when it describes intentional, supported data.

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Sources

References