diff --git a/src/app/components/shared/statistic/statistic.component.ts b/src/app/components/shared/statistic/statistic.component.ts
index 21ab3960ae70b3f75dfc6b51e0eeb46655f545a9..7b7f474738eea79d6f2989554afd91d1982ec84f 100644
--- a/src/app/components/shared/statistic/statistic.component.ts
+++ b/src/app/components/shared/statistic/statistic.component.ts
@@ -131,6 +131,7 @@ export class StatisticComponent implements OnInit {
     this.translateService.get('statistic.abstentions').subscribe(label => {
       this.labels.push(label);
     });
+    this.ccolors.push('rgba(189,189,189, 0.8)')
     this.contentService.getAnswer(content.id).subscribe(answer => {
       this.data = answer.roundStatistics[0].independentCounts;
       this.data.push(answer.roundStatistics[0].abstentionCount);