Color tables

About

Color tables live in $GISBASE/etc/colors

Modules

• r.colors
• v.colors
• d.legend
• d.colortable

• r.colors.stddev (samples)

Addons

• Convert from GMT color tables with r.cpt2grass
• Use r.colors.quantiles create raster colors rules based on nquantiles. It uses R and the spgrass6 package.

Repositories

• There was an online colormap repository with many fine GMT gradients at http://sview01.wiredworkplace.net/pub/cpt-city/ but the site seems to be down currently.

Examples

Built in

The numeric values of following color tables can be found in the here

Addons

These user contributions can be found in the GRASS addons SVN repository

• The script used to create these thumbnails can be found on the discussion page.