Here we show the same Line chart, with Fill toggled on. With the Gutenberg color palette the area under the Joined line does not appear to be filled. This is because it’s the series with the lowest numbers.
There are two options to resolve this.
- Attempt to ensure the series are ordered from low to high.
- Use a colour theme with an opacity setting less than one. eg Chart
WordPress Portsmouth Meetup history for 2020.