Function hueToRgb

src/components/Spinner/utils.ts:32–66

(hue: number)

// HSL hue (0-360) to RGB, using voice-mode waveform parameters (s=0.7, l=0.6).
export function hueToRgb(hue: number): RGBColorType {
  const h = ((hue % 360) + 360) % 360
  const s = 0.7
  const l = 0.6
  const c = (1 - Math.abs(2 * l - 1)) * s
  const x = c * (1 - Math.abs(((h / 60) % 2) - 1))
  const m = l - c / 2
  let r = 0
  let g = 0
  let b = 0
  if (h < 60) {
    r = c
    g = x
  } else if (h < 120) {
    r = x
    g = c
  } else if (h < 180) {
    g = c
    b = x
  } else if (h < 240) {
    g = x
    b = c
  } else if (h < 300) {
    r = x
    b = c
  } else {
    r = c
    b = x
  }
  return {
    r: Math.round((r + m) * 255),
    g: Math.round((g + m) * 255),
    b: Math.round((b + m) * 255),
  }
}

const RGB_CACHE = new Map<string, RGBColorType | null>()