Function luminance

packages/opencode/src/cli/cmd/run/theme.ts:107–109

(color: RGBA)

}

function luminance(color: RGBA): number {
  return 0.299 * color.r + 0.587 * color.g + 0.114 * color.b
}

function fade(color: RGBA, base: RGBA, fallback: number, scale: number, limit: number): RGBA {
  if (color.a === 0) {