Yes. Use the tape to make a wing, then use an angeled brush to pick up the eyeshadow and use it like you would with eyeliner. It helps if you wet the brush a little and the shadow is pigmented. You can always clean up the wing line with concealer.
Eyeliner is usually heavily pigmented and will tend to look too dark on brows. In a pinch, you could apply a light brown eyeliner gel and comb through your brows...
Use an eye shadow primer, set the primer with a matte eye shadow that matches your skin tone, then apply the liner and set the liner with a black eye...
There's no specified length for winged liner. However, one rule of thumb to keep in mind is that shorter-length winged liner will look more natural, and medium or longer wings...
