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