Rhymes (Tang Yun) pronounces it as xu jian (falling tone), Ji Yun pronounces it as xin jian (falling tone), the pronunciation is the same as "xian". "Shuowen Jiezi" explains it as reddish-yellow. Another saying describes it as looking down on others with a contemptuous attitude. Also, "Leipian" annotates the pronunciation as huo zhan (falling tone), pronounced the same as the level tone of "xun". It means yellow.