Where does “чёрно-жёлто-красный” come from?

чёрно-жёлто-красный (Russian) comes from Russian кра́сный, from Old East Slavic красьнъ, from Proto-Slavic krasьnъ, from Proto-Slavic krasa, from Proto-Indo-European kreH- — to shout.

чёрно-жёлто-красный (Russian): consisting of black, yellow and red colours individually

Definitions

  1. consisting of black, yellow and red colours individually

Ancestry of “чёрно-жёлто-красный”, step by step

чёрно-жёлто-красный traces back through 3 separate lines of ancestry.

via Russian кра́сный

StepLanguageWordMeaning
1Russianкра́сныйred; red; beautiful
2Old East Slavicкрасьнъbeautiful
3Proto-Slavickrasьnъbeautiful
4Proto-Slavickrasabeauty
5Proto-Indo-EuropeankreH-to shout

via Russian [[чёрный

StepLanguageWordMeaning
1Russian[[чёрный

via Russian чёрн(ый)]]

StepLanguageWordMeaning
1Russianчёрн(ый)]]
Every word from Proto-Indo-European kreH-Every word from Proto-Slavic krasaEvery word from Proto-Slavic krasьnъ