Color diagram Charles Hayter
Charles Hayter
From: <a href="//commons.wikimedia.org/w/index.php?title=Charles_Hayter&amp;action=edit&amp;redlink=1" class="new" title="Charles Hayter (page does not exist)">Charles Hayter</a> published A New Practical Treatise on the Three Primitive Colours Assumed as a Perfect System of Rudimentary Information (London 1826), in which he described how all colours could be obtained from just three.