gmt_palettes: Colour Palettes
In BIO-RSG/oceancolouR: Various Functions for Satellite and Data Analysis

gmt_palettes

R Documentation

Colour Palettes

Description

GMT Colour palettes

Arguments

`n`	Number of colours to return

Details

These are a few of the standard palettes included in GMT. See: https://docs.generic-mapping-tools.org/6.2/cookbook/cpts.html

Value

A vector of hexadecimal colours (#RRGGBB)

References

GMT 6: Wessel, P., Luis, J. F., Uieda, L., Scharroo, R., Wobbe, F., Smith, W. H. F., & Tian, D. (2019). The Generic Mapping Tools version 6. Geochemistry, Geophysics, Geosystems, 20, 5556-5564. https://doi.org/10.1029/2019GC008515

Examples


thirtycols <- drywet(30)

library(ggplot2)
ggplot(data = reshape2::melt(volcano), aes(x = Var1, y = Var2, fill = value)) +
geom_tile() +
scale_fill_gradientn(colours = gmt_drywet(20))

BIO-RSG/oceancolouR documentation built on Feb. 2, 2025, 2:01 a.m.