Where does “светло-серый” come from?

светло-серый (Russian) comes from Russian све́тлый, from Proto-Slavic světьlъ, from Proto-Slavic světъ, from Proto-Balto-Slavic śwaitas, from Proto-Indo-European ḱweyt- — to shine.

светло-серый (Russian): light gray

Definitions

  1. light gray

Ancestry of “светло-серый”, step by step

светло-серый traces back through two separate lines of ancestry.

via Russian све́тлый

StepLanguageWordMeaning
1Russianсве́тлыйlight
2Proto-Slavicsvětьlъbright
3Proto-Slavicsvětъlight; world
4Proto-Balto-Slavicśwaitas—
5Proto-Indo-Europeanḱweyt-to shine

via Russian се́рый

StepLanguageWordMeaning
1Russianсе́рыйgrey
2Proto-Slavicśěrъgray
Every word from Proto-Indo-European ḱweyt- →Every word from Proto-Balto-Slavic śwaitas →Every word from Proto-Slavic světъ →