Sam Watson, of Birmingham’s Central BID, which supports retail, leisure and business in the city, said the project had her support.
“We need to bring the city to life, flood it with purple and have the music playing in the streets because we really should be celebrating,” she said.
“He was our working class hero and will forever be in our hearts.”
Prior to his death, fans from across the world had descended on Birmingham to say farewell to Ozzy and Black Sabbath, as they took to the stage at Villa Park in July to perform to 40,000 fans for the last time.
“The energy that we saw that came into this city when Black Sabbath were playing their final gig, but also in the couple of weeks leading up to that,” Ms Watson continued.
“The amount of people that came – it was the biggest footfall of the year that we have seen outside of Christmas time.
“An Ozzy Osbourne day is a huge yes from me.”