install nvim-colorizer plugin

config/nvim/init.lua

@@ -89,6 +89,14 @@ require("packer").startup(function(use)
     end,
   })
 
+  -- Highlight colors
+  use({
+    "norcalli/nvim-colorizer.lua",
+    config = function()
+      require("colorizer").setup({ "*" })
+    end,
+  })
+
   use({
     "folke/trouble.nvim",
     config = function()