fig.update_layout(template="plotly_dark") does not apply to bar chart hover labels #5561
Description
Description
When using template="plotly_dark" with go.Bar, the hover labels remain white-background with dark text instead of inheriting the dark theme colors.
Reproduction
Hover over any bar. The hover label has a white/light background instead of matching the dark theme.
Expected Behavior
Hover labels should use dark-themed colors consistent with the rest of the chart.
Workaround
Environment
- plotly 6.x
- Python 3.11