diff --git a/services/web/frontend/js/features/ide-react/components/modals/force-disconnected.tsx b/services/web/frontend/js/features/ide-react/components/modals/force-disconnected.tsx
index c8b75ccc3d..68bce20e1d 100644
--- a/services/web/frontend/js/features/ide-react/components/modals/force-disconnected.tsx
+++ b/services/web/frontend/js/features/ide-react/components/modals/force-disconnected.tsx
@@ -7,6 +7,7 @@ import {
   OLModalHeader,
   OLModalTitle,
 } from '@/shared/components/ol/ol-modal'
+import { useFeatureFlag } from '@/shared/context/split-test-context'
 
 // show modal when editor is forcefully disconnected
 function ForceDisconnected() {
@@ -14,6 +15,7 @@ function ForceDisconnected() {
   const { t } = useTranslation()
   const [secondsUntilRefresh, setSecondsUntilRefresh] = useState(0)
   const [show, setShow] = useState(false)
+  const themed = useFeatureFlag('themed-modals')
 
   useEffect(() => {
     if (
@@ -55,6 +57,7 @@ function ForceDisconnected() {
       className="lock-editor-modal"
       backdrop={false}
       keyboard={false}
+      themed={themed}
     >
       <OLModalHeader closeButton={false}>
         <OLModalTitle>{t('please_wait')}</OLModalTitle>
diff --git a/services/web/frontend/js/features/ide-react/components/modals/generic-confirm-modal.tsx b/services/web/frontend/js/features/ide-react/components/modals/generic-confirm-modal.tsx
index d9af296161..9a8493428d 100644
--- a/services/web/frontend/js/features/ide-react/components/modals/generic-confirm-modal.tsx
+++ b/services/web/frontend/js/features/ide-react/components/modals/generic-confirm-modal.tsx
@@ -9,6 +9,7 @@ import {
 } from '@/shared/components/ol/ol-modal'
 import OLButton from '@/shared/components/ol/ol-button'
 import { ButtonProps } from '@/shared/components/types/button-props'
+import { useFeatureFlag } from '@/shared/context/split-test-context'
 
 export type GenericConfirmModalOwnProps = {
   title: string
@@ -30,9 +31,10 @@ function GenericConfirmModal({
   ...modalProps
 }: GenericConfirmModalProps) {
   const { t } = useTranslation()
+  const themed = useFeatureFlag('themed-modals')
 
   return (
-    <OLModal {...modalProps}>
+    <OLModal {...modalProps} themed={themed}>
       <OLModalHeader>
         <OLModalTitle>{title}</OLModalTitle>
       </OLModalHeader>
diff --git a/services/web/frontend/js/features/ide-react/components/modals/generic-message-modal.tsx b/services/web/frontend/js/features/ide-react/components/modals/generic-message-modal.tsx
index feabf62aa4..e1735b3c3f 100644
--- a/services/web/frontend/js/features/ide-react/components/modals/generic-message-modal.tsx
+++ b/services/web/frontend/js/features/ide-react/components/modals/generic-message-modal.tsx
@@ -8,6 +8,7 @@ import {
   OLModalTitle,
 } from '@/shared/components/ol/ol-modal'
 import OLButton from '@/shared/components/ol/ol-button'
+import { useFeatureFlag } from '@/shared/context/split-test-context'
 
 export type GenericMessageModalOwnProps = {
   title: string
@@ -23,9 +24,10 @@ function GenericMessageModal({
   ...modalProps
 }: GenericMessageModalProps) {
   const { t } = useTranslation()
+  const themed = useFeatureFlag('themed-modals')
 
   return (
-    <OLModal {...modalProps}>
+    <OLModal {...modalProps} themed={themed}>
       <OLModalHeader>
         <OLModalTitle>{title}</OLModalTitle>
       </OLModalHeader>
diff --git a/services/web/frontend/js/features/ide-react/components/modals/out-of-sync-modal.tsx b/services/web/frontend/js/features/ide-react/components/modals/out-of-sync-modal.tsx
index 30c60c4e90..c4bc160631 100644
--- a/services/web/frontend/js/features/ide-react/components/modals/out-of-sync-modal.tsx
+++ b/services/web/frontend/js/features/ide-react/components/modals/out-of-sync-modal.tsx
@@ -10,6 +10,7 @@ import {
   OLModalHeader,
   OLModalTitle,
 } from '@/shared/components/ol/ol-modal'
+import { useFeatureFlag } from '@/shared/context/split-test-context'
 
 export type OutOfSyncModalProps = {
   editorContent: string
@@ -21,6 +22,7 @@ function OutOfSyncModal({ editorContent, show, onHide }: OutOfSyncModalProps) {
   const { t } = useTranslation()
   const location = useLocation()
   const [editorContentShown, setEditorContentShown] = useState(false)
+  const themed = useFeatureFlag('themed-modals')
   const editorContentRows = (editorContent.match(/\n/g)?.length || 0) + 1
 
   useEffect(() => {
@@ -43,6 +45,7 @@ function OutOfSyncModal({ editorContent, show, onHide }: OutOfSyncModalProps) {
       className="out-of-sync-modal"
       backdrop={false}
       keyboard={false}
+      themed={themed}
     >
       <OLModalHeader>
         <OLModalTitle>{t('out_of_sync')}</OLModalTitle>
diff --git a/services/web/frontend/js/features/ide-react/components/modals/project-converted-from-document-modal.tsx b/services/web/frontend/js/features/ide-react/components/modals/project-converted-from-document-modal.tsx
index a366566721..c53b262055 100644
--- a/services/web/frontend/js/features/ide-react/components/modals/project-converted-from-document-modal.tsx
+++ b/services/web/frontend/js/features/ide-react/components/modals/project-converted-from-document-modal.tsx
@@ -8,6 +8,7 @@ import {
 } from '@/shared/components/ol/ol-modal'
 import OLButton from '@/shared/components/ol/ol-button'
 import { useEffect, useState } from 'react'
+import { useFeatureFlag } from '@/shared/context/split-test-context'
 
 function ProjectConvertedFromDocumentModal() {
   const [convertedFrom, setConvertedFrom] = useState<string | null>(null)
@@ -46,6 +47,7 @@ function ProjectConvertedFromImportModalContent({
   onHide: () => void
 }) {
   const { t } = useTranslation()
+  const themed = useFeatureFlag('themed-modals')
 
   return (
     <OLModal
@@ -54,6 +56,7 @@ function ProjectConvertedFromImportModalContent({
       onHide={onHide}
       id="converted-from-document-modal"
       backdrop="static"
+      themed={themed}
     >
       <OLModalHeader>
         <OLModalTitle as="h3">{t('document_ready_for_editing')}</OLModalTitle>
diff --git a/services/web/frontend/stylesheets/pages/editor/ide.scss b/services/web/frontend/stylesheets/pages/editor/ide.scss
index 1f3b0fc720..f296da5468 100644
--- a/services/web/frontend/stylesheets/pages/editor/ide.scss
+++ b/services/web/frontend/stylesheets/pages/editor/ide.scss
@@ -8,6 +8,10 @@ $editor-toggler-bg-dark-color: color.adjust(
 :root {
   --editor-toggler-bg-color: #{$editor-toggler-bg-dark-color};
   --editor-resizer-bg-color: var(--bg-dark-secondary);
+
+  // Deliberately more transparent than $modal-backdrop-opacity so the project
+  // stays readable and selectable behind the modal
+  --editor-lock-modal-backdrop-color: #{rgba($modal-backdrop-bg, 0.3)};
 }
 
 @include theme('light') {
@@ -19,6 +23,12 @@ $editor-toggler-bg-dark-color: color.adjust(
   }
 }
 
+@include theme('default') {
+  .modal-themed {
+    --editor-lock-modal-backdrop-color: #{rgba($neutral-70, 0.3)};
+  }
+}
+
 #ide-root {
   @include full-height-stacked-page;
 
@@ -153,7 +163,7 @@ $editor-toggler-bg-dark-color: color.adjust(
 
 .modal.lock-editor-modal {
   display: flex !important;
-  background-color: rgba($bg-dark-primary, 0.3);
+  background-color: var(--editor-lock-modal-backdrop-color);
   overflow-y: hidden;
   pointer-events: none;
 
@@ -163,6 +173,8 @@ $editor-toggler-bg-dark-color: color.adjust(
 }
 
 .out-of-sync-modal {
+  @include themed-links;
+
   .text-preview {
     margin-top: var(--spacing-05);
 
@@ -171,7 +183,8 @@ $editor-toggler-bg-dark-color: color.adjust(
 
       max-height: 360px;
       width: 100%;
-      background-color: var(--bg-light-primary);
+      color: var(--content-primary-themed);
+      background-color: var(--bg-primary-themed);
       overflow: auto;
       border: 1px solid var(--border-primary-dark);
       padding: var(--spacing-04) var(--spacing-05);
diff --git a/services/web/test/frontend/features/chat/components/message-group.test.tsx b/services/web/test/frontend/features/chat/components/message-group.test.tsx
index a015e38b07..35d3aa9e1d 100644
--- a/services/web/test/frontend/features/chat/components/message-group.test.tsx
+++ b/services/web/test/frontend/features/chat/components/message-group.test.tsx
@@ -28,13 +28,13 @@ describe('<MessageGroup />', function () {
 
     return (
       <UserProvider>
-        <ModalsContextProvider>
-          <SplitTestProvider>
+        <SplitTestProvider>
+          <ModalsContextProvider>
             <ChatContext.Provider value={mockContextValue as any}>
               {children}
             </ChatContext.Provider>
-          </SplitTestProvider>
-        </ModalsContextProvider>
+          </ModalsContextProvider>
+        </SplitTestProvider>
       </UserProvider>
     )
   }
diff --git a/services/web/test/frontend/features/chat/components/message-list.test.tsx b/services/web/test/frontend/features/chat/components/message-list.test.tsx
index 3057252f8e..f5d238986a 100644
--- a/services/web/test/frontend/features/chat/components/message-list.test.tsx
+++ b/services/web/test/frontend/features/chat/components/message-list.test.tsx
@@ -18,13 +18,13 @@ describe('<MessageList />', function () {
 
     return (
       <UserProvider>
-        <ModalsContextProvider>
-          <SplitTestProvider>
+        <SplitTestProvider>
+          <ModalsContextProvider>
             <ChatContext.Provider value={mockContextValue as any}>
               {children}
             </ChatContext.Provider>
-          </SplitTestProvider>
-        </ModalsContextProvider>
+          </ModalsContextProvider>
+        </SplitTestProvider>
       </UserProvider>
     )
   }
diff --git a/services/web/test/frontend/features/ide-react/components/modals/out-of-sync-modal.test.tsx b/services/web/test/frontend/features/ide-react/components/modals/out-of-sync-modal.test.tsx
index 52de3f4af8..784a22d8c7 100644
--- a/services/web/test/frontend/features/ide-react/components/modals/out-of-sync-modal.test.tsx
+++ b/services/web/test/frontend/features/ide-react/components/modals/out-of-sync-modal.test.tsx
@@ -4,6 +4,7 @@ import { fireEvent, render, screen } from '@testing-library/react'
 import OutOfSyncModal from '@/features/ide-react/components/modals/out-of-sync-modal'
 import * as eventTracking from '@/infrastructure/event-tracking'
 import { location } from '@/shared/components/location'
+import { SplitTestProvider } from '@/shared/context/split-test-context'
 
 describe('<OutOfSyncModal />', function () {
   let sendMBSpy: sinon.SinonSpy
@@ -12,12 +13,14 @@ describe('<OutOfSyncModal />', function () {
 
   const renderModal = (props: { show?: boolean } = {}) =>
     render(
-      <OutOfSyncModal
-        editorContent="offline content"
-        show
-        onHide={onHide}
-        {...props}
-      />
+      <SplitTestProvider>
+        <OutOfSyncModal
+          editorContent="offline content"
+          show
+          onHide={onHide}
+          {...props}
+        />
+      </SplitTestProvider>
     )
 
   beforeEach(function () {