diff --git a/packages/grafana-ui/src/components/Forms/RadioButtonGroup/RadioButton.tsx b/packages/grafana-ui/src/components/Forms/RadioButtonGroup/RadioButton.tsx
index d5edc6a3854..e96ebfc0a5a 100644
--- a/packages/grafana-ui/src/components/Forms/RadioButtonGroup/RadioButton.tsx
+++ b/packages/grafana-ui/src/components/Forms/RadioButtonGroup/RadioButton.tsx
@@ -57,7 +57,7 @@ const getRadioButtonStyles = stylesFactory((theme: GrafanaTheme2, size: RadioBut
 
   const textColor = theme.colors.text.secondary;
   const textColorHover = theme.colors.text.primary;
-  const bg = theme.components.input.background;
+  const bg = theme.colors.background.primary;
   // remove the group inner padding (set on RadioButtonGroup)
   const labelHeight = height * theme.spacing.gridSize - 4 - 2;