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How to create a graph in base R with multiple shades of a particular color?
To create a graph in base R with multiple shades of a particular color, we can follow the below steps −
- First of all, create color shades using colorRampPalette then plot a graph.
- Use the color shades to create the graph.
Example 1
Create the color shades
Using colorRampPalette function to create the color shades between red and darkred color then creating the plot −
Color<-colorRampPalette(c("red","darkred")) plot(1:5,col=Color(5),pch=16,cex=2)
On executing, the above script generates the below output(this output will vary on your system due to randomization) −
Output
Example 2
Create the color shades
Using colorRampPalette function to create the color shades between blue and darkblue color then creating the plot −
Color<-colorRampPalette(c("blue","darkblue")) plot(1:8,col=Color(8),pch=16,cex=2)
Output
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