Color tables

About

Color tables live in $GISBASE/etc/colors (see SVN)

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 (and many others) gradients at http://soliton.vm.bytemark.co.uk/pub/cpt-city/.

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.