‘The Sabres entered the National Hockey League in the 1970-71 season with the royal blue and gold colors as part of their logo and jerseys. After the team made the switch to black, red and silver from 1996-2006, the Sabres returned to wearing blue and gold on the ice, but it was a navy blue color instead of the lighter royal blue color.’
Linus Ullmark showcases new pads with Sabres' change to royal blue
Source: WGR-AM