feat: replaced katppuccino15 for a more vivid color

lua/catppuccino/core/color_palette.lua

@@ -13,8 +13,8 @@ local color_palette = {
 	katppuccino11 = "#6F6A8A",		-- Rhythm
 	katppuccino12 = "#3e4058",		-- Independence
 	katppuccino13 = "#110E17",
-	katppuccino14 = "#1B1927", -- least used?
-	katppuccino15 = "#201C2B", -- least used?
+	katppuccino14 = "#201C2B", -- least used? #
+	katppuccino15 = "#312C44", -- least used? #9
 }
 
 return color_palette

lua/catppuccino/core/mapper.lua

@@ -26,8 +26,8 @@ local function get_base()
 		Cursor = { fg = cp.katppuccino1, bg = cp.katppuccino10 }, -- character under the cursor
 		lCursor = { fg = cp.katppuccino1, bg = cp.katppuccino10 }, -- the character under the cursor when |language-mapping| is used (see 'guicursor')
 		CursorIM = { fg = cp.katppuccino1, bg = cp.katppuccino10 }, -- like Cursor, but used when in IME mode |CursorIM|
-		CursorColumn = { bg = cp.katppuccino15 }, -- Screen-column at the cursor, when 'cursorcolumn' is secp.
-		CursorLine = { bg = cp.katppuccino15 }, -- Screen-line at the cursor, when 'cursorline' is secp.  Low-priority if foreground (ctermfg OR guifg) is not secp.
+		CursorColumn = { bg = cp.katppuccino14 }, -- Screen-column at the cursor, when 'cursorcolumn' is secp.
+		CursorLine = { bg = cp.katppuccino14 }, -- Screen-line at the cursor, when 'cursorline' is secp.  Low-priority if foreground (ctermfg OR guifg) is not secp.
 		Directory = { fg = cp.katppuccino9 }, -- directory names (and other special names in listings)
 		EndOfBuffer = { fg = cp.katppuccino1 }, -- filler lines (~) after the end of the buffer.  By default, this is highlighted like |hl-NonText|.
 		ErrorMsg = { fg = cp.katppuccino5 }, -- error messages on the command line