Uncountable noun denoting the specific shade of colour.
The walls were painted in a subtle bluish-lilac.
Стены были окрашены в нежный синевато-лиловый.
Used attributively and predicatively to describe a pale purple colour with a hint of blue.
She chose a bluish-lilac dress for the wedding.
Она выбрала синевато-лиловое платье для свадьбы.