Look, you've embarrassed him - he's gone bright red! 瞧,你让他很尴尬——他的脸都红了!
Ben went bright red with embarrassment.
I could feel myself turning bright red as I stood up.
Everyone turned to look at her and she went bright red.
I knew how angry he was because he'd gone bright red.
Did I turn red when he asked me out?
See also: red adjective