Where does “రంగులేని” come from?

రంగులేని (Telugu) comes from Telugu రంగు, from Sanskrit रङ्ग, from Sanskrit रञ्ज्, from Proto-Indo-European *(s)reg-.

రంగులేని (Telugu): colourless

Definitions

రంగులేని traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Telugu	రంగు	color, hue, tint; dye, paint
2	Sanskrit	रङ्ग	colour, paint, dye, hue; the nasal modification...
3	Sanskrit	रञ्ज्	to redden; to dye or color
4	Proto-Indo-European	*(s)reg-	—

Step	Language	Word	Meaning
1	Telugu	లేని	past participle of లేదు; devoid of
2	Telugu	లేదు	no
3	Telugu	లే	a Telugu letter
4	Proto-Dravidian	*cil-	—