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