(lightness-from-rgb .(vround ..(vfrac ...(v+ ....(red-from-hsl 1.0817) ....(checker .....(v- [0.7243 -0.686] ......(adjust-hsl .......(y blotches) .......(turbulate [-1.4948 -0.9619] [-1.2661 -2.1524]))) .....(y ......(x .......(lightness-from-rgb [-0.376 -2.1247 1.0794 1.0933]))))))))