1. 丁香（树）
A lilac or a lilac tree is a small tree which has sweet-smelling purple, pink, or white flowers in large, cone-shaped groups.

2. 丁香紫；淡紫色；淡雪青
Something that is lilac is pale pinkish-purple in colour.

1. any of various plants of the genus Syringa having large panicles of usually fragrant flowers