diff --git a/config/linux-dev/nvim/lua/themes/invero/colors.lua b/config/linux-dev/nvim/lua/themes/invero/colors.lua
index 28bf7bd..e3758b5 100644
--- a/config/linux-dev/nvim/lua/themes/invero/colors.lua
+++ b/config/linux-dev/nvim/lua/themes/invero/colors.lua
@@ -4,6 +4,7 @@ function M.get(P)
 	local colors = {
 		base = P.white,
 		surface = P.gray_light,
+		outline = P.gray_dark,
 		text = P.black,
 		muted = P.gray,
 		accent = P.blue,
diff --git a/config/linux-dev/nvim/lua/themes/invero/groups/editor.lua b/config/linux-dev/nvim/lua/themes/invero/groups/editor.lua
index a46e13d..3adae6b 100644
--- a/config/linux-dev/nvim/lua/themes/invero/groups/editor.lua
+++ b/config/linux-dev/nvim/lua/themes/invero/groups/editor.lua
@@ -17,8 +17,8 @@ function M.get(C)
 		MatchParen = { fg = C.accent, bg = C.accent_light, bold = true },
 		EndOfBuffer = { fg = C.base }, -- End-of-buffer marker (~ lines)
 
-		WinSeparator = { fg = C.muted },
-		StatusLine = { fg = C.muted, bg = C.none }, -- Active statusline (where filename)
+		WinSeparator = { fg = C.outline },
+		StatusLine = { fg = C.outline, bg = C.none }, -- Active statusline (where filename)
 		MsgArea = { fg = C.text, bg = C.none }, -- Command-line / message area
 		MsgSeparator = { fg = C.text, bg = C.surface }, -- Separator for messages
 		ModeMsg = { fg = C.text },
diff --git a/config/linux-dev/nvim/lua/themes/invero/groups/syntax.lua b/config/linux-dev/nvim/lua/themes/invero/groups/syntax.lua
index 6f315cd..e34bec4 100644
--- a/config/linux-dev/nvim/lua/themes/invero/groups/syntax.lua
+++ b/config/linux-dev/nvim/lua/themes/invero/groups/syntax.lua
@@ -3,10 +3,12 @@ local M = {}
 function M.get(C)
 	return {
 		Comment = { fg = C.muted, italic = true },
+		String = { fg = C.green },
+		Boolean = { fg = C.accent, bold = true, italic = true },
+		Number = { fg = C.accent },
 
-		-- general
+		-- syntax color
 		Constant = { fg = C.syntax },
-		String = { fg = C.syntax },
 		Function = { fg = C.syntax },
 		Type = { fg = C.syntax },
 		Statement = { fg = C.syntax },
diff --git a/config/linux-dev/nvim/lua/themes/invero/palette.lua b/config/linux-dev/nvim/lua/themes/invero/palette.lua
index e8638b2..8ab1836 100644
--- a/config/linux-dev/nvim/lua/themes/invero/palette.lua
+++ b/config/linux-dev/nvim/lua/themes/invero/palette.lua
@@ -24,6 +24,7 @@ local modes = {
 }
 
 local shared_palette = {
+	gray_dark = 245,
 	gray = 247,
 	gray_light = 253,
 	orange = 166,