Redesign the default dark colour theme

novelwriter/assets/syntax/default_dark.conf

@@ -6,23 +6,37 @@ url        = https://github.com/vkbo/novelWriter
 license    = CC BY-SA 4.0
 licenseurl = https://creativecommons.org/licenses/by-sa/4.0/
 
+##
+# Colours:
+# Background   = 2a2a2a :  54,  54,  54
+# Foreground   = cccccc : 204, 204, 204
+# Comment      = 969696 : 150, 150, 150
+# Red          = d64848 : 214,  72,  72
+# Orange       = f99157 : 249, 145,  87
+# Yellow       = ffff84 : 255, 255, 132
+# Green        = 99cc99 : 153, 204, 153
+# Blue         = 288ed7 : 102, 153, 204
+# Purple       = ac6dce : 172, 109, 206
+##
+
 [Syntax]
-background     =  54,  54,  54
-text           = 199, 207, 208
-link           = 184, 200,   0
-headertext     =   0, 155, 200
-headertag      =   0, 105, 135
-emphasis       = 200, 120,   0
-straightquotes = 200,  46,   0
-doublequotes   = 184, 200,   0
-singlequotes   = 136, 200,   0
+background     =  42,  42,  42
+text           = 204, 204, 204
+link           = 102, 153, 204
+headertext     = 102, 153, 204
+headertag      =  77, 115, 153
+emphasis       = 102, 153, 204
+straightquotes = 214,  72,  72
+doublequotes   = 153, 204, 153
+singlequotes   = 153, 204, 153
+note           = 255, 255, 216
 hidden         = 150, 150, 150
-shortcode      =   0, 155, 200
-keyword        = 200,  46,   0
-value          = 184, 200,   0
-optional       =   0, 155, 200
-spellcheckline = 200,  46,   0
-errorline      =  46, 200,   0
-replacetag     =   0, 184,  46
-modifier       = 200, 120,   0
-texthighlight  = 136, 200,   0, 96
+shortcode      = 249, 145,  87
+keyword        = 249, 145,  87
+value          = 153, 204, 153
+optional       = 214,  72,  72
+spellcheckline = 214,  72,  72
+errorline      = 153, 204, 153
+replacetag     = 172, 109, 206
+modifier       = 249, 145,  87
+texthighlight  = 255, 255,  96, 96