How is the adult Eastern Phoebe described regarding its plumage above?

Answer

Sooty brown or grayish-brown above.

Adult Eastern Phoebes have a subtle appearance, described as sooty brown or grayish-brown on their upper parts. Freshly molted fall birds may show a faint yellow wash underneath.

How is the adult Eastern Phoebe described regarding its plumage above?
raritybirdPhoebe