(adjust-hue .(alpha ..(vcos ...(vmin ....(red-from-hsl .....(length ......(vpow .......(v- ........(v* 1.1109 pos) 0.6744) [-2.389 0.5231 1.7211]))) ....(radius .....(vcos ......(vpow .......(vfloor [-0.9285 -2.9877]) .......(gradient pos))))))) .(blue-from-hsl ..(vmod vturbulence ...(turbulate [-1.7337 -1.1175 -0.1094] 2.1814))))