diff --git a/frontend/less/dark-vertical/variables.less b/frontend/less/dark-vertical/variables.less
index 27b0d8e79f..2d856f3cb0 100644
--- a/frontend/less/dark-vertical/variables.less
+++ b/frontend/less/dark-vertical/variables.less
@@ -63,6 +63,7 @@
 @input-color-value: @text-color-value;
 @input-border-value: #666060;
 @input-border-focus-value: #4b7b9d;
+@input-bg-disabled-value: @gray-value;
 
 @site-footer-bg-value: @body-bg-value;
 @site-footer-color-value: @gray-light-value;
@@ -99,6 +100,8 @@
 @code-color-value: #a9a9a9;
 @code-border-color-value: #424242;
 
+@blockquote-border-color-value: @gray-value;
+
 @scroll-bg-value: #302f2f;
 @scroll-thumb-bg-value: @btn-default-bg-value;
 
diff --git a/frontend/less/espo/elements/type.less b/frontend/less/espo/elements/type.less
index 1ef3aaf807..4306127355 100644
--- a/frontend/less/espo/elements/type.less
+++ b/frontend/less/espo/elements/type.less
@@ -95,7 +95,7 @@ hr {
 
 blockquote {
     font-size: @font-size-base;
-    border-left-width: 3px;
+    border-left: 3px solid var(--blockquote-border-color);
 }
 
 .well > p:last-child {
diff --git a/frontend/less/espo/root-variables.less b/frontend/less/espo/root-variables.less
index f939c5b015..280c41c755 100644
--- a/frontend/less/espo/root-variables.less
+++ b/frontend/less/espo/root-variables.less
@@ -190,6 +190,7 @@
         blue(@input-border-focus-value),
         .6
     );
+    --input-bg-disabled: @input-bg-disabled-value;
 
     --modal-backdrop-bg: @modal-backdrop-bg-value;
     --modal-header-border-color: @modal-header-border-color-value;
@@ -210,6 +211,8 @@
     --code-border-color: @code-border-color-value;
     --code-color: @code-color-value;
 
+    --blockquote-border-color: @blockquote-border-color-value;
+
     --default-heading-bg-color: @default-heading-bg-color-value;
     --default-border-color: @default-border-color-value;
 
diff --git a/frontend/less/espo/value-variables.less b/frontend/less/espo/value-variables.less
index 4bb6cd94e2..84e9da1f1a 100644
--- a/frontend/less/espo/value-variables.less
+++ b/frontend/less/espo/value-variables.less
@@ -56,6 +56,7 @@
 @input-border-focus-value: #66afe9;
 @input-color-value: @gray-value;
 @input-bg-value: @white-color-value;
+@input-bg-disabled-value: @gray-lighter-value;
 
 @modal-backdrop-bg-value: #DBDBDB;
 @modal-header-border-color-value: #e5e5e5;
@@ -81,6 +82,8 @@
 @code-border-color-value: @default-border-color-value;
 @code-color-value: @gray-dark-value;
 
+@blockquote-border-color-value: @gray-lighter-value;
+
 @panel-default-text-value: @gray-dark-value;
 
 @panel-default-border-value: @default-border-color-value;
diff --git a/frontend/less/espo/variables.less b/frontend/less/espo/variables.less
index 335ee23c3e..6348776fc2 100644
--- a/frontend/less/espo/variables.less
+++ b/frontend/less/espo/variables.less
@@ -76,6 +76,7 @@
 @input-bg: var(--input-bg);
 @input-border: var(--input-border);
 @input-border-focus: var(--input-border-focus);
+@input-bg-disabled: var(--input-bg-disabled);
 
 @line-height-base: 1.36;
 @line-height-computed: floor(@font-size-base * @line-height-base);