From 6de0a1ae6ec6b9c07fd88089a4801b28f2dfa968 Mon Sep 17 00:00:00 2001
From: Ross Johnson <159597299+rosco54@users.noreply.github.com>
Date: Tue, 15 Oct 2024 15:50:40 +1100
Subject: [PATCH 1/2] Issue #4742: apply config opacity to RGB colors.

---
 src/modules/Fill.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/modules/Fill.js b/src/modules/Fill.js
index 4348eb8fc..d5c5f125a 100644
--- a/src/modules/Fill.js
+++ b/src/modules/Fill.js
@@ -150,6 +150,9 @@ class Fill {
     } else {
       if (fillColor.indexOf('rgba') > -1) {
         fillOpacity = Utils.getOpacityFromRGBA(fillColor)
+      } else {
+        // if rgb color, apply opacity
+        defaultColor = Utils.hexToRgba(Utils.rgb2hex(fillColor), fillOpacity)
       }
     }
     if (opts.opacity) fillOpacity = opts.opacity

From 7100b8e0b06eb60ef8b617edf796d6fc7ec91e9e Mon Sep 17 00:00:00 2001
From: Ross Johnson <159597299+rosco54@users.noreply.github.com>
Date: Tue, 15 Oct 2024 17:13:49 +1100
Subject: [PATCH 2/2] Function createBorderRadiusArr() failed if no series are
 defined, eg when data series are expected to be loaded later via the update
 call.

---
 src/charts/common/bar/Helpers.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/charts/common/bar/Helpers.js b/src/charts/common/bar/Helpers.js
index e216c080d..193f77d15 100644
--- a/src/charts/common/bar/Helpers.js
+++ b/src/charts/common/bar/Helpers.js
@@ -251,7 +251,7 @@ export default class Helpers {
       w.config.plotOptions.bar.borderRadius <= 0
 
     const numSeries = series.length
-    const numColumns = series[0].length
+    const numColumns = series[0]?.length | 0
     const output = Array.from({ length: numSeries }, () =>
       Array(numColumns).fill(alwaysApplyRadius ? 'top' : 'none')
     )