pals (version 1.5)

pal.cluster: Show a palette with hierarchical clustering

Description

The palette colors are converted to LUV coordinates before clustering. (RGB coordinates are available, but not recommended.)

Usage

pal.cluster(pal, n = 50, type = "LUV", main = "")

Arguments

pal

A palette function or a vector of colors.

n

The number of colors to display for palette functions.

type

Either "LUV" (default) or "RGB".

main

Title to display at the top of the test image

Value

None

Details

What to look for:

Colors that are visually similar tend to be clustered together.

References

None

Examples

Run this code
# NOT RUN {
pal.cluster(alphabet(), main="alphabet")
pal.cluster(glasbey, main="glasbey") # two royal blues are very similar
pal.cluster(kelly, main="kelly") # two black-ish colors are very similar
# pal.cluster(watlington, main="watlington")
# pal.cluster(coolwarm(15), main="coolwarm") # curiously, grey clusters with blue

# }

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