2👍
✅
Just add backgroundColor to your dataset to change the color of all bars.
...
backgroundColor: 'rgba(121, 121, 255, 0.2)',
...
If you pass it an array of colors, it will set the color bar by bar for the dataset
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backgroundColor: ['rgba(121, 121, 255, 0.2)', 'rgba(255, 121, 121, 0.2)',... ],
...
Fiddle – http://jsfiddle.net/L9qsb3h4/
Fiddle (bar by bar) – http://jsfiddle.net/0b98k2g8/
Source:stackexchange.com