Function lift

packages/ui/src/theme/color.ts:174–179

(tone: number)

  if (ink) {
    const base = hexToOklch(seed)
    const lift = (tone: number) =>
      oklchToHex({
        l: base.l + (1 - base.l) * tone,
        c: base.c * Math.max(0, 1 - tone),
        h: base.h,
      })
    const sink = (tone: number) =>
      oklchToHex({
        l: base.l * (1 - tone),