diff --git a/frontend/src/themes/dark-theme.ts b/frontend/src/themes/dark-theme.ts
index ee31c286ad..535ed0441c 100644
--- a/frontend/src/themes/dark-theme.ts
+++ b/frontend/src/themes/dark-theme.ts
@@ -221,10 +221,9 @@ const theme = {
          */
         charts: {
             A1: '#6C65E5',
-            A2: '#8C87EB',
-            A3: '#ADA9F1',
-            A4: '#CECCF6',
-            A5: '#F1F0FC',
+            A2: '#9D98EE',
+            A3: '#CECCF6',
+            A4: '#F1F0FC',
             B1: '#1791AE',
             C1: '#DF416E',
             D1: '#D76500',
diff --git a/frontend/src/themes/theme.ts b/frontend/src/themes/theme.ts
index d50e0cc048..98452b8e19 100644
--- a/frontend/src/themes/theme.ts
+++ b/frontend/src/themes/theme.ts
@@ -277,10 +277,9 @@ const theme = {
          */
         charts: {
             A1: '#6C65E5',
-            A2: '#8C87EB',
-            A3: '#ADA9F1',
-            A4: '#CECCF6',
-            A5: '#F1F0FC',
+            A2: '#9D98EE',
+            A3: '#CECCF6',
+            A4: '#F1F0FC',
             B1: '#1791AE',
             C1: '#DF416E',
             D1: '#D76500',
diff --git a/frontend/src/themes/themeTypes.ts b/frontend/src/themes/themeTypes.ts
index 6cada0aad0..c750316d2a 100644
--- a/frontend/src/themes/themeTypes.ts
+++ b/frontend/src/themes/themeTypes.ts
@@ -142,7 +142,6 @@ declare module '@mui/material/styles' {
             A2: string;
             A3: string;
             A4: string;
-            A5: string;
             B1: string;
             C1: string;
             D1: string;