One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,9)(3,10,12,15)(4,8,5,13)(7,14,16,11)(17,18,23,28)(19,29,33,37)(20,26,34,41)(21,24,22,27)(25,31,40,32)(30,43,44,47)(35,38,36,42)(39,45,48,46)(1,3,6,12)(2,7,9,16)(4,11,5,14)(8,15,13,10)(18,24)(21,22)(25,37)(26,38)(27,28)(29,40)(31,32)(35,36)(39,47)(41,42)(43,48)(45,46)(17,19,23,33)(18,25,28,40)(20,30,34,44)(21,32,22,31)(24,37,27,29)(26,39,41,48)(35,46,36,45)(38,47,42,43)(1,4,6,5)(2,8,9,13)(3,11,12,14)(7,15,16,10)(17,20,23,34)(18,26,28,41)(19,30,33,44)(21,35,22,36)(24,38,27,42)(25,39,40,48)(29,43,37,47)(31,45,32,46)(20,34)(26,41)(30,44)(35,36)(38,42)(39,48)(43,47)(45,46) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.