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