23 February 2022
20 February 2022
Added "Light colours invisible to human eye" section.
+58
Added Purple + yellow in Complimentary Colours
+18
13 February 2022
no edit summary
+142
changed name of red orange tertiary colour from coral to vermillion
+5
no edit summary
+20
no edit summary
+17
Added blurb
+91
Added teal
+4