One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,10)(3,8,12,15)(4,9,5,14)(7,13,16,11)(17,18,24,29)(19,30,20,34)(21,26,36,42)(22,28,23,27)(25,33,40,32)(31,45,35,48)(37,44,38,43)(39,47,41,46)(1,3)(2,7)(4,11)(5,13)(6,12)(8,14)(9,15)(10,16)(17,19,24,20)(18,25,29,40)(21,31,36,35)(22,33,23,32)(26,39,42,41)(27,34,28,30)(37,47,38,46)(43,48,44,45)(1,3)(2,8)(4,13)(5,11)(6,12)(7,14)(9,16)(10,15)(17,20,24,19)(18,25,29,40)(21,31,36,35)(22,32,23,33)(26,41,42,39)(27,34,28,30)(37,47,38,46)(43,45,44,48)(1,4,6,5)(2,9,10,14)(3,11,12,13)(7,15,16,8)(17,21,24,36)(18,26,29,42)(19,31,20,35)(22,37,23,38)(25,39,40,41)(27,43,28,44)(30,45,34,48)(32,46,33,47)(21,36)(26,42)(31,35)(37,38)(39,41)(43,44)(45,48)(46,47) 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.