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