Astanga Hrudaya
रक्ता पीता सिता श्यावा हरिता पाण्डुराऽसिता । तासां याः स्युर्विकासिन्यः स्निग्धाश्च विमलाश्च याः ॥ ५० ॥
red, yellow, white, blue, green, yellowish white and black. All these are described as related to tejobhhuta. Among them, those which are spreading / radiating, unctuous and transparent are benevolent (doing good)
english translation
raktA pItA sitA zyAvA haritA pANDurA'sitA । tAsAM yAH syurvikAsinyaH snigdhAzca vimalAzca yAH ॥ 50 ॥
hk transliteration by Sanscript