### Preliminary Checks - [x] I have searched existing issues to ensure this feature hasn't been requested before ### Proposed Solution Add Matplotlib and Plotly example code to the cookbook for a chart (or charts) that use the sequential colour palette. Options include: - A choropleth map like [Fig. 11 in the 'Data visualisation: colours' guidance](https://analysisfunction.civilservice.gov.uk/policy-store/data-visualisation-colours-in-charts/#:~:text=Example%3A%20choropleth%20map) - A grouped bar chart like [Fig. 12 in 'Using our colour palettes' guidance](https://analysisfunction.civilservice.gov.uk/policy-store/codes-for-accessible-colours/#using-the-sequential-colour-palette-code-in-python:~:text=code%20in%20R-,Python%20code,-af_sequential_colours%20%3D%20%5B%0A%22%2312436D)
Preliminary Checks
Proposed Solution
Add Matplotlib and Plotly example code to the cookbook for a chart (or charts) that use the sequential colour palette.
Options include: