Update colour_blue.txt

colour_blue.txt

@@ -1,23 +1,22 @@
-dark blue
-light blue
-clear blue
-sky blue
+dark_blue
+light_blue
+clear_blue
+sky_blue
 azure
-moon blue
-ocean blue
-sea blue
-acid blue
+moon_blue
+ocean_blue
+sea_blue
+acid_blue
 ultramarine
-iron blue
-navy blue
-blue ashes
-vivid blue
-bright blue
-canal blue
-water blue
-ice-snow blue
-peacock blue
+iron_blue
+navy_blue
+blue_ashes
+vivid_blue
+bright_blue
+canal_blue
+water_blue
+ice_snow_blue
+peacock_blue
 sapphire
-powder blue
-Prussian blue
-aqua
+powder_blue
+Prussian_blue