Function blend

packages/ui/src/theme/color.ts:270–278

(color: HexColor, background: HexColor, alpha: number)

}

export function blend(color: HexColor, background: HexColor, alpha: number): HexColor {
  const fg = hexToRgb(color)
  const bg = hexToRgb(background)
  return rgbToHex(
    fg.r * alpha + bg.r * (1 - alpha),
    fg.g * alpha + bg.g * (1 - alpha),
    fg.b * alpha + bg.b * (1 - alpha),
  )
}

export function lighten(color: HexColor, amount: number): HexColor {
  const oklch = hexToOklch(color)