Hi All I have matrix Like:- 10 20 40 60 100 Glucose UP Down UP No UP Fructose UP UP Down UP No Sucrose UP Down UP No Down Taurine No No No No UP Cellobiose Up No Up Down No Trehalose No Up Up Down Up First raw and first column are labels. Each column present a condition. I want to create a heatmap which colored UP = RED, Down= Blue and No= White. Thanks in Advance. Dinesh -- Dinesh Kumar Barupal Research Associate Metabolomics Fiehn Lab UCD Genome Center 451 East Health Science Drive GBSF Builidng University of California DAVIS 95616 http://fiehnlab.ucdavis.edu/staff/kumar [[alternative HTML version deleted]]