I have a question similar to, but hopefully sufficiently different from, this question here: 'Where can I find a large palette / set of contrasting colors for coloring many datasets on a plot?' I h
Black Gradient Images - Free Download on Freepik
resource recommendations - How can we download Google Material Design Color Palettes? - Graphic Design Stack Exchange
resource recommendations - Where can I find a large palette / set of contrasting colors for coloring many datasets on a plot? - Graphic Design Stack Exchange
Interpreting a* and b* in L*a*b* color space - Graphic Design Stack Exchange
Colors are Math: How they match — and how to build a Color Picker
palettes - Color palettes, symbol palettes, and line pattern
Gradient Borders in CSS CSS-Tricks - CSS-Tricks
How to find a maximum set of well separated color-gradients black-to-color? - Graphic Design Stack Exchange
data visualisation - Two colors whose shades are perceived as equally dark? - Graphic Design Stack Exchange