[Discover]: Make colour of discover histogram match theme (#9405) (#9414

) * [Discover]: Make color of discover histogram match theme * Changeset file for PR #9405 created/updated --------- (cherry picked from commit 22d8063) Signed-off-by: Joey Liu <[email protected]> Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com> Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com> Co-authored-by: opensearch-changeset-bot[bot] <154024398+opensearch-changeset-bot[bot]@users.noreply.github.com> Co-authored-by: Kawika Avilla <[email protected]>
opensearch-project · Feb 19, 2025 · be48136 · be48136
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diff --git a/changelogs/fragments/9405.yml b/changelogs/fragments/9405.yml
@@ -0,0 +1,2 @@
+chore:
+- Make colour of discover histogram match theme ([#9405](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/9405))
diff --git a/src/plugins/discover/public/application/components/chart/histogram/histogram.tsx b/src/plugins/discover/public/application/components/chart/histogram/histogram.tsx
@@ -316,6 +316,8 @@ export class DiscoverHistogram extends Component<DiscoverHistogramProps, Discove
     chartsTheme.axes!.axisTitle = {
       fill: euiThemeVars.euiTextColor,
     };
+    chartsTheme.colors = chartsTheme.colors ?? {};
+    chartsTheme.colors.vizColors = [euiThemeVars.euiColorVis1_behindText];
 
     return (
       <Chart size="100%">
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		@@ -0,0 +1,2 @@
		chore:
		- Make colour of discover histogram match theme ([#9405](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/9405))