1 / 10

ASU Sun Devils

The numbers on the back of the jerseys feature an ombre design, fading from white to copper.

ASU football unveils new copper uniforms

Yahoo Sports

Arizona State University, which became the first school in Arizona in 2012 to use its team uniforms to honor the state’s long history as a top copper-producing state, is also the first college football program in the state to incorporate copper into all aspects of the uniform.
— ASU