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