The ability to provide specify the Data Colour for each item in the Legend field. E.g. a column from the data source in which to specify the colour e.g. #A66999 for each item in the Legend field. T...
Near the end of last year we upgrade visuals to use conditional formatting just like tables. This means you can take advantage of "By field" formatting to do exactly what this idea requested. Create a field in your model assigning colors, and then use the conditional formatting dialog for colors to format it. Here's the original announcement post. Do note that the UI has changed some in recent months, but the functionality is the same: https://powerbi.microsoft.com/blog/power-bi-desktop-november-2018-feature-summary/#conditionalFormatting
