How do I change the color of the column in which the filter was applied.
Change the column color in handsontable
Can you please specify if you do mean column header color or rows color in the column where filters are applied?
anything will be fine!! its just to know that a filter is applied based on this column
Here’s an example that can you can use as a reference for further development: https://jsfiddle.net/oka2z8u4/1/
If you would need help with complete solution let me know about your current support plan and send me your licenseID on support@handsontable.com so we can check if your plan contains such service.