This is a powerful stroke of the letter Alif in black with shades of orange making the background. This is the third of four pieces of art work by Ermes where the position of the stroke around the hamzah is going to determine the sound of the letter Alif, in this case the Dhammah is above the the hamzah, becoming an ‘oo’ sound.
Poetry is by Ma’an Ebni Awess who is an early Islamic poet and a son of a pre-Islamic poet.