Well, let's be fair here. Was there any piping of a different color on Robau's/Kirk's uniforms to show the command department colors of 2233? Which...since they were gold during the time of ENTERPRISE 70-80 years before and were also gold during both classic TOS and the new timeline...was probably gold? I could never make out any piping on the blue Kelvin uniforms what with all the lens flare, bright explosions and rapid camera movements during the opening battle sequence.
The piping was black on the uniforms.
The colors were: