README.md

In btupper/catecolors: Color tables for displaying categorical data

catecolors

Color tables gleaned from various sources that are suitable for displaying categorical (qualitative) colors.

Color tables included

• Glasbey: (GLASBEYLUT) Discrete 256-color table devised by Glasbey et al suitable for categorical coloring.

• Watlington: (WADLUT) JA Watlington (Wad's) Optimum 16 color palette

• Kelly: (KELLYLUT) KL Kelly's Twenty-two colors of maximum contrast

• Boynton: (BOYNTONLUT) RM Boynton's Eleven colors that are almost never confused

References:

Glasbey (GLASBEYLUT)

• Glasbey, Chris, et al. "Colour displays for categorical images." Color Research & Application 32.4 (2007): 304-309.

• Adpated from an implementation in ImageJ by Gabriel Landini

• Also see ImageJ wiki

Watlington (WADLUT)

• Watlington's personal webpage

Kelly (KELLYLUT)

• K. L. Kelly. Twenty two colors of maximum contrast. Color Engineering, 3:26{27}, 1965.

• http://www.iscc.org/pdf/PC54_1724_001.pdf

• A post by Ohad Schneider

Boynton (BOYNTONLUT)

• Robert M. Boynton. Eleven Colors That Are Almost Never Confused. In SPIE Proc. #1077 - Human Vision, Visual Processing, and Digital Display, pages 322-332, Bellingham, WA, 1989. SPIE.

• A post by Ohad Schneider

Installation

It's fairly easy to install using Hadley Wickham's devtools.

library(devtools)
install_github('btupper/catecolors')

Usage

library(catecolors)
plot(1:10, pch = 19, col = glasbey(11:20), cex = 3)
show_glasbey()

btupper/catecolors documentation built on Sept. 22, 2023, 12:40 p.m.