transparent {karyoploteR} | R Documentation

## transparent

### Description

Given a color, return a transparent one

### Usage

    transparent(col, amount=0.5)

### Arguments

`col` | (color) The original color. Might be specified as a color name or a "#RRGGBB(AA)" hex color definition.
`amount` | (number, [0-1]) The amount of transparency. 0 for completely visible, 1 for completely transparent. (Defaults to 0.5).

### Details

Very simple utility function to create transparent colors. Given a color, it transforms it to rgb space, adds a set amount to all chanels and transforms it back to a color.

### Value

A transparent color

### See Also

`lighter`

### Examples

    transparent("red")
    transparent("#333333")

[Package karyoploteR version 1.20.3 Index]