colshade {basetheme}

Add Shade to Color

Description

Adds a selected amount of shade or tint to a vector of colors.

Usage

colshade(cols, frac = 0)

Arguments

cols

a vector of colors

frac

a vector of shade fractions (between -1 and 1, defaults to 0)

Details

This function adds shades and tints to provided list of colors. Shade or tint is decided depending on the sign of the frac argument: positive values make colors darker and negative values lighten them.

Value

a vector of colors with added shades or tints.

Author(s)

Karolis Koncevičius