Caitanya-caritāmṛta 20.330
śukla-rakta-kṛṣṇa-pīta — krame cāri varṇa cāri varṇa dhari’ kṛṣṇa karena yuga-dharma
[shukla-rakta-krishna-peeta — krame chaari varna chaari varna dhari’ krishna karena yuga-dharma]
Blended reading (Sanskrit + English inline)
śukla-rakta-kṛṣṇa-pīta — krame cāri varṇa cāri varṇa dhari’ kṛṣṇa karena yuga-dharma
“In the four yugas — Satya, Tretā, Dvāpara and Kali — the Lord incarnates in four colors: white, red, black and yellow respectively. These are the colors of the incarnations in different millenniums.
My note
Source: vedabase.io