diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt
index a35a7de07..d5ffccb45 100644
--- a/docs/CHANGELOG.txt
+++ b/docs/CHANGELOG.txt
@@ -161,9 +161,11 @@ Other Changes:
     expected while not having item react if a scroll wheel is actively in progress.
     May be subject to further redesign, e.g. conditional flags. Feedback welcome!
 - Style:
+  - Checkbox: added ImGuiCol_CheckboxSelectedBg to change or accentuate the
+    background color of checked/mixed checkboxes. (#9392)
+  - Added ImGuiStyleVar_DragDropTargetRounding. (#9056)
   - Fixed vertical scrollbar top coordinates when using thick borders on windows
     with no title bar and no menu bar. (#9366)
-  - Added ImGuiStyleVar_DragDropTargetRounding. (#9056)
 - Fonts:
   - imgui_freetype: add FreeType headers & compiled version in 'About Dear ImGui' details.
   - Assert when using MergeMode with an explicit size over a target font with an implicit
diff --git a/imgui.cpp b/imgui.cpp
index 8615cc0c6..d07b53207 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -3781,6 +3781,7 @@ const char* ImGui::GetStyleColorName(ImGuiCol idx)
     case ImGuiCol_ScrollbarGrabHovered: return "ScrollbarGrabHovered";
     case ImGuiCol_ScrollbarGrabActive: return "ScrollbarGrabActive";
     case ImGuiCol_CheckMark: return "CheckMark";
+    case ImGuiCol_CheckboxSelectedBg: return "CheckboxSelectedBg";
     case ImGuiCol_SliderGrab: return "SliderGrab";
     case ImGuiCol_SliderGrabActive: return "SliderGrabActive";
     case ImGuiCol_Button: return "Button";
diff --git a/imgui.h b/imgui.h
index 68e5a578a..4a3560090 100644
--- a/imgui.h
+++ b/imgui.h
@@ -30,7 +30,7 @@
 // Library Version
 // (Integer encoded as XYYZZ for use in #if preprocessor conditionals, e.g. '#if IMGUI_VERSION_NUM >= 12345')
 #define IMGUI_VERSION       "1.92.8 WIP"
-#define IMGUI_VERSION_NUM   19276
+#define IMGUI_VERSION_NUM   19277
 #define IMGUI_HAS_TABLE             // Added BeginTable() - from IMGUI_VERSION_NUM >= 18000
 #define IMGUI_HAS_TEXTURES          // Added ImGuiBackendFlags_RendererHasTextures - from IMGUI_VERSION_NUM >= 19198
 
@@ -1756,6 +1756,7 @@ enum ImGuiCol_
     ImGuiCol_ScrollbarGrabHovered,
     ImGuiCol_ScrollbarGrabActive,
     ImGuiCol_CheckMark,             // Checkbox tick and RadioButton circle
+    ImGuiCol_CheckboxSelectedBg,    // Checkbox background when Selected, otherwise use FrameBg
     ImGuiCol_SliderGrab,
     ImGuiCol_SliderGrabActive,
     ImGuiCol_Button,
diff --git a/imgui_draw.cpp b/imgui_draw.cpp
index 093f98a89..2e1e588eb 100644
--- a/imgui_draw.cpp
+++ b/imgui_draw.cpp
@@ -208,6 +208,7 @@ void ImGui::StyleColorsDark(ImGuiStyle* dst)
     colors[ImGuiCol_ScrollbarGrabHovered]   = ImVec4(0.41f, 0.41f, 0.41f, 1.00f);
     colors[ImGuiCol_ScrollbarGrabActive]    = ImVec4(0.51f, 0.51f, 0.51f, 1.00f);
     colors[ImGuiCol_CheckMark]              = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
+    colors[ImGuiCol_CheckboxSelectedBg]     = ImLerp(colors[ImGuiCol_FrameBg], colors[ImGuiCol_FrameBgHovered], 0.65f);
     colors[ImGuiCol_SliderGrab]             = ImVec4(0.24f, 0.52f, 0.88f, 1.00f);
     colors[ImGuiCol_SliderGrabActive]       = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
     colors[ImGuiCol_Button]                 = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
@@ -275,6 +276,7 @@ void ImGui::StyleColorsClassic(ImGuiStyle* dst)
     colors[ImGuiCol_ScrollbarGrabHovered]   = ImVec4(0.40f, 0.40f, 0.80f, 0.40f);
     colors[ImGuiCol_ScrollbarGrabActive]    = ImVec4(0.41f, 0.39f, 0.80f, 0.60f);
     colors[ImGuiCol_CheckMark]              = ImVec4(0.90f, 0.90f, 0.90f, 0.50f);
+    colors[ImGuiCol_CheckboxSelectedBg]     = ImLerp(colors[ImGuiCol_FrameBg], colors[ImGuiCol_FrameBgActive], 0.65f);
     colors[ImGuiCol_SliderGrab]             = ImVec4(1.00f, 1.00f, 1.00f, 0.30f);
     colors[ImGuiCol_SliderGrabActive]       = ImVec4(0.41f, 0.39f, 0.80f, 0.60f);
     colors[ImGuiCol_Button]                 = ImVec4(0.35f, 0.40f, 0.61f, 0.62f);
@@ -343,6 +345,7 @@ void ImGui::StyleColorsLight(ImGuiStyle* dst)
     colors[ImGuiCol_ScrollbarGrabHovered]   = ImVec4(0.49f, 0.49f, 0.49f, 0.80f);
     colors[ImGuiCol_ScrollbarGrabActive]    = ImVec4(0.49f, 0.49f, 0.49f, 1.00f);
     colors[ImGuiCol_CheckMark]              = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
+    colors[ImGuiCol_CheckboxSelectedBg]     = ImVec4(0.95f, 0.97f, 1.00f, 1.00f);
     colors[ImGuiCol_SliderGrab]             = ImVec4(0.26f, 0.59f, 0.98f, 0.78f);
     colors[ImGuiCol_SliderGrabActive]       = ImVec4(0.46f, 0.54f, 0.80f, 0.60f);
     colors[ImGuiCol_Button]                 = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp
index b8fcd749a..025076aa8 100644
--- a/imgui_widgets.cpp
+++ b/imgui_widgets.cpp
@@ -1288,8 +1288,9 @@ bool ImGui::Checkbox(const char* label, bool* v)
     if (is_visible)
     {
         RenderNavCursor(total_bb, id);
-        RenderFrame(check_bb.Min, check_bb.Max, GetColorU32((held && hovered) ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg), true, style.FrameRounding);
+        ImU32 bg_col = GetColorU32((held && hovered) ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : (mixed_value || checked) ? ImGuiCol_CheckboxSelectedBg : ImGuiCol_FrameBg);
         ImU32 check_col = GetColorU32(ImGuiCol_CheckMark);
+        RenderFrame(check_bb.Min, check_bb.Max, bg_col, true, style.FrameRounding);
         if (mixed_value)
         {
             // Undocumented tristate/mixed/indeterminate checkbox (#2644)