Liquid crystal display device

Abstract

A liquid crystal display device comprising a liquid crystal composition filled between one pair of electrode substrates at least one of which is transparent, said liquid crystal composition containing one or more blue dye(s) represented by the following general formula: ##STR1## wherein one of X and Y is amino group and the other is hydroxyl group; and R is alkyl group, alkoxy group, alkylthio group, aryl group, aralkyl group, aryloxy group, arylthio group, aralkyloxy group, aralkylthio group, halogen atom, piperidino group, piperazino group, morpholino group, pyrrolidino group or a group ##STR2## in which R.sub.1 and R.sub.2 are hydrogen atom, alkyl group, aryl group or aralkyl group; provided that the alkyl chain and the aryl ring in substituents R, R.sub.1 and R.sub.2 may optionally be substituted.

Dependencies are inferred from the claim text.