legend colours do not match fill colours

[AndrewLJackson]

The color legend for the probability ranges should match the specified fill colour (blue in the example below) but always appear to be grey. The boxes appear to be coloured darker by using stacked transparent layers. Perhaps it would be better to render them as solid colours along a gradient?

`ggplot(faithful, aes(y = eruptions, x= waiting)) +

• geom_hdr_boxplot(fill="steelblue")`