diff --git a/base16_theme.toml b/base16_theme.toml
index 5ec74bcc..bb60a3ea 100644
--- a/base16_theme.toml
+++ b/base16_theme.toml
@@ -29,6 +29,10 @@
 "namespace" = "magenta"
 "ui.help" = { fg = "white", bg = "black" }
 
+"diff.plus" = "green"
+"diff.delta" = "yellow"
+"diff.minus" = "red"
+
 "diagnostic" = { modifiers = ["underlined"] }
 "ui.gutter" = { bg = "black" }
 "info" = "blue"
diff --git a/runtime/themes/base16_default_dark.toml b/runtime/themes/base16_default_dark.toml
index fd4b0fea..33ff87fa 100644
--- a/runtime/themes/base16_default_dark.toml
+++ b/runtime/themes/base16_default_dark.toml
@@ -33,6 +33,10 @@
 "namespace" = "base0E"
 "ui.help" = { fg = "base06", bg = "base01" }
 
+"diff.plus" = "base0B"
+"diff.delta" = "base09"
+"diff.minus" = "base08"
+
 "diagnostic" = { modifiers = ["underlined"] }
 "ui.gutter" = { bg = "base01" }
 "info" = "base0D"
diff --git a/runtime/themes/base16_default_light.toml b/runtime/themes/base16_default_light.toml
index 596990da..3f4de265 100644
--- a/runtime/themes/base16_default_light.toml
+++ b/runtime/themes/base16_default_light.toml
@@ -33,6 +33,10 @@
 "namespace" = "base0E"
 "ui.help" = { fg = "base06", bg = "base01" }
 
+"diff.plus" = "base0B"
+"diff.delta" = "base09"
+"diff.minus" = "base08"
+
 "diagnostic" = { modifiers = ["underlined"] }
 "ui.gutter" = { bg = "base01" }
 "info" = "base0D"
diff --git a/runtime/themes/base16_terminal.toml b/runtime/themes/base16_terminal.toml
index 123ceaea..cbbfbf24 100644
--- a/runtime/themes/base16_terminal.toml
+++ b/runtime/themes/base16_terminal.toml
@@ -30,6 +30,10 @@
 "namespace" = "light-magenta"
 "ui.help" = { fg = "white", bg = "black" }
 
+"diff.plus" = "light-green"
+"diff.delta" = "yellow"
+"diff.minus" = "light-red"
+
 "diagnostic" = { modifiers = ["underlined"] }
 "ui.gutter" = { bg = "black" }
 "info" = "light-blue"
diff --git a/runtime/themes/bogster.toml b/runtime/themes/bogster.toml
index 86a6c34b..ea6844f2 100644
--- a/runtime/themes/bogster.toml
+++ b/runtime/themes/bogster.toml
@@ -28,6 +28,10 @@
 
 "module" = "#d32c5d"
 
+"diff.plus" = "#59dcb7"
+"diff.delta" = "#dc7759"
+"diff.minus" = "#dc597f"
+
 "ui.background" = { bg = "#161c23" }
 "ui.linenr" = { fg = "#415367" }
 "ui.linenr.selected" = { fg = "#e5ded6" }  # TODO
diff --git a/runtime/themes/dark_plus.toml b/runtime/themes/dark_plus.toml
index 0554f827..78437649 100644
--- a/runtime/themes/dark_plus.toml
+++ b/runtime/themes/dark_plus.toml
@@ -39,6 +39,10 @@
 "constant.numeric" = { fg = "pale_green" }
 "constant.character.escape" = { fg = "gold" }
 
+"diff.plus" = { fg = "pale_green" }
+"diff.delta" = { fg = "gold" }
+"diff.minus" = { fg = "red" }
+
 "ui.background" = { fg = "light_gray", bg = "dark_gray2" }
 
 "ui.window" = { bg = "widget" }
diff --git a/runtime/themes/dracula.toml b/runtime/themes/dracula.toml
index 956fd0f5..f01c7323 100644
--- a/runtime/themes/dracula.toml
+++ b/runtime/themes/dracula.toml
@@ -15,6 +15,10 @@
 "variable.builtin" = { fg = "cyan", modifiers = ["italic"] }
 "variable.parameter" = { fg ="orange", modifiers = ["italic"] }
 
+"diff.plus" = { fg = "green" }
+"diff.delta" = { fg = "orange" }
+"diff.minus" = { fg = "red" }
+
 "ui.background" = { fg = "foreground", bg = "background" }
 "ui.cursor" =  { fg = "background", bg = "orange", modifiers = ["dim"] }
 "ui.cursor.match" = { fg = "green", modifiers = ["underlined"] }
diff --git a/runtime/themes/everforest_dark.toml b/runtime/themes/everforest_dark.toml
index bbd005e6..3be9f1f0 100644
--- a/runtime/themes/everforest_dark.toml
+++ b/runtime/themes/everforest_dark.toml
@@ -34,6 +34,10 @@
 "module" = "blue"
 "special" = "orange"
 
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 "ui.background" = { bg = "bg0" }
 "ui.cursor" = { fg = "bg0", bg = "fg" }
 "ui.cursor.match" = { fg = "orange", bg = "bg_yellow" }
diff --git a/runtime/themes/gruvbox.toml b/runtime/themes/gruvbox.toml
index 0ff039ea..9eae0915 100644
--- a/runtime/themes/gruvbox.toml
+++ b/runtime/themes/gruvbox.toml
@@ -28,6 +28,10 @@
 "label" = "aqua1"
 "module" = "aqua1"
 
+"diff.plus" = "green1"
+"diff.delta" = "orange1"
+"diff.minus" = "red1"
+
 "warning" = { fg = "orange1", bg = "bg1" }
 "error" = { fg = "red1", bg = "bg1" }
 "info" = { fg = "aqua1", bg = "bg1" }
diff --git a/runtime/themes/ingrid.toml b/runtime/themes/ingrid.toml
index 30829475..df8a922f 100644
--- a/runtime/themes/ingrid.toml
+++ b/runtime/themes/ingrid.toml
@@ -28,6 +28,10 @@
 
 "module" = "#839A53"
 
+"diff.plus" = "#839A53"
+"diff.delta" = "#D4A520"
+"diff.minus" = "#D74E50"
+
 "ui.background" = { bg = "#FFFCFD" }
 "ui.linenr" = { fg = "#bbbbbb" }
 "ui.linenr.selected" = { fg = "#F3EAE9" }  # TODO
diff --git a/runtime/themes/monokai.toml b/runtime/themes/monokai.toml
index 38f9f170..c8bf8ebd 100644
--- a/runtime/themes/monokai.toml
+++ b/runtime/themes/monokai.toml
@@ -39,6 +39,10 @@
 "constant.numeric" = { fg = "#ae81ff" }
 "constant.character.escape" = { fg = "#ae81ff" }
 
+"diff.plus" = { fg = "#a6e22e" }
+"diff.delta" = { fg = "#fd971f" }
+"diff.minus" = { fg = "#f92672" }
+
 "ui.background" = { fg = "text", bg = "background" }
 
 "ui.window" = { bg = "widget" }
@@ -65,7 +69,7 @@
 "warning" = { fg = "#cca700" }
 "error" = { fg = "#f48771" }
 "info" = { fg = "#75beff" }
-"hint" = { fg = "#eeeeeeb3" }
+"hint" = { fg = "#eeeeeb3" }
 
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/monokai_pro.toml b/runtime/themes/monokai_pro.toml
index bf8a4a84..5daeaf6c 100644
--- a/runtime/themes/monokai_pro.toml
+++ b/runtime/themes/monokai_pro.toml
@@ -77,6 +77,11 @@
 # integer, floating point
 "constant.numeric" = "purple"
 
+# vcs
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 # make diagnostic underlined, to distinguish with selection text.
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/monokai_pro_machine.toml b/runtime/themes/monokai_pro_machine.toml
index d8a701f1..0763a5fb 100644
--- a/runtime/themes/monokai_pro_machine.toml
+++ b/runtime/themes/monokai_pro_machine.toml
@@ -77,6 +77,11 @@
 # integer, floating point
 "constant.numeric" = "purple"
 
+# vcs
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 # make diagnostic underlined, to distinguish with selection text.
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/monokai_pro_octagon.toml b/runtime/themes/monokai_pro_octagon.toml
index 74459472..6a74a8d0 100644
--- a/runtime/themes/monokai_pro_octagon.toml
+++ b/runtime/themes/monokai_pro_octagon.toml
@@ -77,6 +77,11 @@
 # integer, floating point
 "constant.numeric" = "purple"
 
+# vcs
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 # make diagnostic underlined, to distinguish with selection text.
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/monokai_pro_ristretto.toml b/runtime/themes/monokai_pro_ristretto.toml
index a9cf4b34..1a1a32ff 100644
--- a/runtime/themes/monokai_pro_ristretto.toml
+++ b/runtime/themes/monokai_pro_ristretto.toml
@@ -77,6 +77,11 @@
 # integer, floating point
 "constant.numeric" = "purple"
 
+# vcs
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 # make diagnostic underlined, to distinguish with selection text.
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/monokai_pro_spectrum.toml b/runtime/themes/monokai_pro_spectrum.toml
index 232adfbd..36630493 100644
--- a/runtime/themes/monokai_pro_spectrum.toml
+++ b/runtime/themes/monokai_pro_spectrum.toml
@@ -77,6 +77,11 @@
 # integer, floating point
 "constant.numeric" = "purple"
 
+# vcs
+"diff.plus" = "green"
+"diff.delta" = "orange"
+"diff.minus" = "red"
+
 # make diagnostic underlined, to distinguish with selection text.
 diagnostic = { modifiers = ["underlined"] }
 
diff --git a/runtime/themes/nord.toml b/runtime/themes/nord.toml
index a619f902..ae1ea29b 100644
--- a/runtime/themes/nord.toml
+++ b/runtime/themes/nord.toml
@@ -84,6 +84,11 @@
 # nord15 - integer, floating point
 "constant.numeric" = "nord15"
 
+# vcs
+"diff.plus" = "nord14"
+"diff.delta" = "nord12"
+"diff.minus" = "nord11"
+
 [palette]
 nord0 = "#2e3440"
 nord1 = "#3b4252"
diff --git a/runtime/themes/onedark.toml b/runtime/themes/onedark.toml
index 4ab1dd95..dfeadbb2 100644
--- a/runtime/themes/onedark.toml
+++ b/runtime/themes/onedark.toml
@@ -36,6 +36,10 @@
 "markup.link.url" = { fg = "cyan", modifiers = ["underlined"]}
 "markup.link.label" = { fg = "purple" }
 
+"diff.plus" = "green"
+"diff.delta" = "gold"
+"diff.minus" = "red"
+
 diagnostic = { modifiers = ["underlined"] }
 "info" = { fg = "blue", modifiers = ["bold"] }
 "hint" = { fg = "green", modifiers = ["bold"] }
diff --git a/runtime/themes/rose_pine.toml b/runtime/themes/rose_pine.toml
index a3c12bce..bf3a040b 100644
--- a/runtime/themes/rose_pine.toml
+++ b/runtime/themes/rose_pine.toml
@@ -38,6 +38,9 @@
 "ui.window" = { bg = "base" }
 "ui.help" = { bg = "overlay", fg = "foam" }
 "text" = "text"
+"diff.plus" = "foam"
+"diff.delta" = "rose"
+"diff.minus" = "love"
 
 "info" = "gold"
 "hint" = "gold"
diff --git a/runtime/themes/rose_pine_dawn.toml b/runtime/themes/rose_pine_dawn.toml
index 6654c8c9..cc6d287e 100644
--- a/runtime/themes/rose_pine_dawn.toml
+++ b/runtime/themes/rose_pine_dawn.toml
@@ -38,6 +38,9 @@
 "ui.window" = { bg = "base" }
 "ui.help" = { bg = "overlay", fg = "foam" }
 "text" = "text"
+"diff.plus" = "foam"
+"diff.delta" = "rose"
+"diff.minus" = "love"
 
 "info" = "gold"
 "hint" = "gold"
diff --git a/runtime/themes/solarized_dark.toml b/runtime/themes/solarized_dark.toml
index 979fdaac..ab345c8d 100644
--- a/runtime/themes/solarized_dark.toml
+++ b/runtime/themes/solarized_dark.toml
@@ -22,6 +22,10 @@
 "module" = { fg = "violet" }
 "tag" = { fg = "magenta" }
 
+"diff.plus" = { fg = "green" }
+"diff.delta" = { fg = "orange" }
+"diff.minus" = { fg = "red" }
+
 # 背景
 "ui.background" = { bg = "base03" }
 
diff --git a/runtime/themes/solarized_light.toml b/runtime/themes/solarized_light.toml
index ded90cc4..6b0137fb 100644
--- a/runtime/themes/solarized_light.toml
+++ b/runtime/themes/solarized_light.toml
@@ -22,6 +22,10 @@
 "module" = { fg = "violet" }
 "tag" = { fg = "magenta" }
 
+"diff.plus" = { fg = "green" }
+"diff.delta" = { fg = "orange" }
+"diff.minus" = { fg = "red" }
+
 # 背景
 "ui.background" = { bg = "base03" }
 
diff --git a/runtime/themes/spacebones_light.toml b/runtime/themes/spacebones_light.toml
index 92f116ab..fcbe7b37 100644
--- a/runtime/themes/spacebones_light.toml
+++ b/runtime/themes/spacebones_light.toml
@@ -30,6 +30,10 @@
 "label" = "#b1951d"
 "module" = "#b1951d"
 
+"diff.plus" = "#2d9574"
+"diff.delta" = "#715ab1"
+"diff.minus" = "#ba2f59"
+
 "warning" = { fg = "#da8b55" }
 "error" = { fg = "#e0211d" }
 "info" = { fg = "#b1951d" }
diff --git a/theme.toml b/theme.toml
index b316e814..ca0b2805 100644
--- a/theme.toml
+++ b/theme.toml
@@ -34,6 +34,10 @@ label = "honey"
 "markup.link.url" = { fg = "silver", modifiers = ["underlined"] }
 "markup.raw" = "almond"
 
+"diff.plus" = "#35bf86"
+"diff.minus" = "#f22c86"
+"diff.delta" = "#6f44f0"
+
 # TODO: diferentiate doc comment
 # concat (ERROR) @error.syntax and "MISSING ;" selectors for errors