Where does “dunkelblau” come from?

dunkelblau (German) comes from German Dünkel, from Middle High German tunkel, from Old High German tunkalī, from Old High German -ī, from Proto-West Germanic -ī, from Proto-Germanic -į̄, from Proto-Indo-European -íh₂, from Proto-Indo-European -h₂ — Creates collective nouns, which refer to groups...

dunkelblau (German): dark blue; blue-black

Definitions

  1. dark blue; blue-black

Ancestry of “dunkelblau”, step by step

dunkelblau traces back through 3 separate lines of ancestry.

via German Dünkel

StepLanguageWordMeaning
1GermanDünkelconceit, smugness, arrogance
2Middle High Germantunkel
3Old High Germantunkalīdark, darkness
4Old High German-ness
5Proto-West Germanic-ness, -th
6Proto-Germanic-į̄-th
7Proto-Indo-European-íh₂
8Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via Hunsrik blau

StepLanguageWordMeaning
1Hunsrikblaublue
2Middle High Germanblāblue
3Old High Germanblāoblue, dark, grey; blue; yellow
4Proto-West Germanicblāublue
5Proto-Germanicblēwazblue; a dark bluish or grey colour, black
6Proto-Indo-Europeanbʰlēw-yellow, blond, grey

via German Blau

StepLanguageWordMeaning
1GermanBlauthe colour blue; a particular tone of blue; a...
Every word from Proto-Indo-European -h₂Every word from Old High German Every word from Proto-Germanic -į̄