Delaunoi is available as a free plugin for Adobe XD.
Installation and a playground file to get started are here ->
Color options are the same for points, triangles and cells. So this information here stands for all three of them.
Fill and stroke have their own color sets. Each set consists of single colors.
Edit each color / color from Assets panel
- Click on a color swatch and the popup menu lets you insert a hex color value. Below you can choose from your own colors from the Assets panel.
- You can also use the HTML color names, like red, green, blue, black etc.
Three options are available: random, linear, radial.