diff --git a/lua/tokyonight/colors.lua b/lua/tokyonight/colors.lua
index 3f66e27..a2345a6 100644
--- a/lua/tokyonight/colors.lua
+++ b/lua/tokyonight/colors.lua
@@ -47,6 +47,7 @@ function M.setup(config)
   }
   if config.style == "night" or config.style == "day" or vim.o.background == "light" then
     colors.bg = "#1a1b26"
+    colors.bg_dark = "#16161e"
   end
   util.bg = colors.bg
   util.day_brightness = config.dayBrightness
diff --git a/lua/tokyonight/theme.lua b/lua/tokyonight/theme.lua
index d67fb1e..b9cf5b0 100644
--- a/lua/tokyonight/theme.lua
+++ b/lua/tokyonight/theme.lua
@@ -50,7 +50,7 @@ function M.setup(config)
     NormalNC = { fg = c.fg, bg = config.transparent and c.none or c.bg }, -- normal text in non-current windows
     NormalSB = { fg = c.fg_sidebar, bg = c.bg_sidebar }, -- normal text in non-current windows
     NormalFloat = { fg = c.fg, bg = c.bg_float }, -- Normal text in floating windows.
-    FloatBorder = { fg = c.border_highlight },
+    FloatBorder = { fg = c.border_highlight, bg = c.bg_float },
     Pmenu = { bg = c.bg_popup, fg = c.fg }, -- Popup menu: normal item.
     PmenuSel = { bg = util.darken(c.fg_gutter, 0.8) }, -- Popup menu: selected item.
     PmenuSbar = { bg = util.lighten(c.bg_popup, 0.95) }, -- Popup menu: scrollbar.