A hueforge print, using gears of war cog, the print is a little small so upscale it if you wish to print it bigger or even make it smaller.

Print at 100% infill with a layer height of 0.08mm with a base layer of 0.2mm

Filaments Used:
PLA BambuLab Basic Black Transmission Distance: 0.6
PLA BambuLab Basic Red Transmission Distance: 4
PLA BambuLab Basic Orange Transmission Distance: 5
PLA BambuLab Basic Yellow Transmission Distance: 6

Swap Instructions:
Start with Black
At layer #5 (0.52mm) swap to Red
At layer #9 (0.84mm) swap to Orange
At layer #17 (1.48mm) swap to Yellow for the rest.

You can use different variations of the colours however that will alter the look of the print, the transmission distance is from hueforge and is what gives the gradient kind of look as it transitions to different shades of colours.