abel: 'Dataset 2',
			backgroundColor: color(chartColors.blue).alpha(0.5).rgbString(),
			borderWidth: 0,
			data: [0, 0, 0, 0, 0, 0, 0].map(function() {
				return randomScalingFactor();
			}),
			shadowOffsetX: 5,
			shadowOffsetY: 5,
			shadowBlur: [5, 10, 15, 20, 25, 30, 0],
			shadowColor: effectColors.shadow
		}]
	},
	options: {
		title: {
			display: true,
			text: 'Drop shadow effect sample'
		},
		scales: {
			xAxes: [{
				scaleLabel: {
					display: true,
					labelString: 'ShadowBlur'
				}
			}