Old Norse blár

← Old English bleow (mention)

← Old English blāw (mention)

← German blau (mention)

← Proto-Germanic *blēwaz (inherited)

← Old High German blāo (mention)

→ Danish blå (inherited)

→ Faroese bláur (inherited)

→ Westrobothnian blå (inherited)

→ Old High German blao (cognate)

→ Icelandic blár (derived)

→ Norwegian Bokmål blå (inherited)

→ Norwegian Nynorsk blå (inherited)

→ Old Norse Bláinn (mention)

→ Old Saxon blao (cognate)

→ Scots blae (derived)

→ Swedish blå (inherited)