(adjust-hue .(vfrac ..(normalize ...(theta [-0.8981 -2.8654 1.7871]))) .(vmod [-0.8418 2.3718] ..(vsqrt ...(sigmoid ....(lightness-from-rgb .....(vmin ......(height .......(height [-2.1603 -1.5173 1.5609])) pos))))))