Empire's color is supposed to be red, right? This might be a decent for it
[img=http://i.imgur.com/J2I2D1W.jpg]
Or perhaps you might prefer
[img=http://i.imgur.com/XqfzNKq.jpg]

Both with varying swords, axes, maces and polearms. Officers would have badges of merit and more ornate gear. A spy infiltrating the ranks would dress exactly as a footsoldier, with few if any variances from standard issue gear.