code: func (c RGBA) Scaled(scale float64) RGBA {
  	return RGBA{
  		R: c.R * scale,
  		G: c.G * scale,
  		B: c.B * scale,
  		A: c.A * scale,
  	}
  }
docs: // Scaled multiplies each component of color c by scale and returns the result (the components
  // are not clamped).