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How to change the background color in ggplot2?


Asked by Corinne Figueroa on Dec 04, 2021 FAQ



The panel is shown in the default grey/white grid and the background of the plot is shown in blue and pink. As you have seen in Examples 1 and 2, you can manually replace the colors of the different parts of a ggplot. However, it is also possible to switch the entire ggplot2 theme.
Consequently,
The default theme of a ggplot2 graph has a grey background color. You can easily and quickly change this to a white background color by using the theme functions, such as theme_bw(), theme_classic(), theme_minimal() or theme_light() (See ggplot2 themes gallery).
Thereof, Key R functions to change ggplot legends: p + labs (). Change legend title. p + theme (…). Change legend theme: background color, legend box border, font size and color. p + scale_x_discrete (limits = c (“2”, “0.5”, “1”)).
In addition,
The R code below illustrates how to modify the appearance of the plot panel background and grid lines : It is possible to hide plot panel borders and grid lines with the function element_blank () as follow : You can change the entire appearance of a plot by using a custom theme.
Indeed,
It is possible to hide plot panel borders and grid lines with the function element_blank () as follow : You can change the entire appearance of a plot by using a custom theme. Jeffrey Arnold has implemented the library ggthemes containing several custom themes. ggthemes package provides many custom themes and scales for ggplot.