Update colour_purple.txt

colour_purple.txt

@@ -1,22 +1,20 @@
-amaranth
-grey violet
-pale purple
-violet black
-dark reddish purple
-violet deep
-raisin
-royal light
-violet light
-cobalt violet
-pale purple
+deep_purple
+grey_violet
+pale_purple
+violet_black
+dark_reddish_purple
+dark_purple
+royal_light
+violet_light
+cobalt_violet
+pale_purple
 violet
 amethyst
-grape
-aubergine
-rose violet
+grape_purple
+rose_violet
 lilac
-violet ash
-amaranth purple
-purple black
-purple deep
-purple light
+violet_ash
+amaranth_purple
+purple_black
+purple_deep
+purple_light