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