pal.channels: Show the red, green, blue, gray amount in colors of a palette

View source: R/tools.R

pal.channelsR Documentation

Show the red, green, blue, gray amount in colors of a palette

Description

The amount of red, green, blue, and gray in colors are shown.

Usage

pal.channels(pal, n = 150, main = "")

Arguments

pal

A palette function or a vector of colors.

n

The number of colors to display for palette functions.

main

Main title.

Details

What to look for:

1. Sequential data should usually be shown with a colormap that is smoothly increasing in lightness, as shown by the gray line.

Value

None

Author(s)

Kevin Wright

References

None

Examples

pal.channels(parula)
pal.channels(coolwarm)
# pal.channels(glasbey) # Nonsensical.


pals documentation built on Aug. 23, 2023, 9:07 a.m.