Make a color transparent by adding an alpha channel.
Usage
transp(col = "violet", alpha = 0.08)
Arguments
- col
Character string specifying the color to make transparent.
- alpha
Numeric value between 0 and 1 specifying the transparency level.
Value
A character string representing the color with an alpha channel.
Examples
transp("violet", 0.08)
#> [1] "#EE82EE14"
transp("black", 0.5)
#> [1] "#00000080"
