import color from 'color'

export const getBrightness = (input: string): number => {
  return color(input).lightness()
}

export const lighten = (input: string, amt: number = 0.1) => {
  const rest = (100 - getBrightness(input)) * (1 - amt)

  return color(input)
    .lightness(100 - rest)
    .toString()
}

export const createTintColors = (base: string, amt: number = 0.1) => {
  return {
    base,
    lighten: lighten(base, amt),
    darken: lighten(base, -amt),
  }
}