Most of the built in color schemes range from very dark to very bright, so values near zero appear practically unreadable. Is there some way to adjust it, so the darkest value is not so dark? Here’s an example from the “Viridis” color scheme.
And here it is using “Blues”
Using “Red-Yellow-Green” looks much more readable. But I don’t like that for this use case because those colors typically mean something else in my dashboard designs.
