Digha Nikaya 1:391
SUJATOTatra ekacce licchavī nīlā honti nīlavaṇṇā nīlavatthā nīlālaṅkārā, ekacce licchavī pītā honti pītavaṇṇā pītavatthā pītālaṅkārā, ekacce licchavī lohitā honti lohitavaṇṇā lohitavatthā lohitālaṅkārā, ekacce licchavī odātā honti odātavaṇṇā odātavatthā odātālaṅkārā.
Some of the Licchavis were in blue, of blue color, clad in blue, adorned with blue. And some were similarly colored in yellow, red, or white.