against a light background
м. background
(задний план тж.) backcloth, backdrop
на ~е вечернего неба against (the backcloth of) the evening sky
Большой русско-английский словарь
ФОН
муж. background прям. и перен. служить фоном чему-л. – to serve as a background for smth. выделяться на фоне – to stand out against a background шумовой фон – background noise на фоне – against a background по светлому фону – on a light ground(work)
against a light background
against a light background