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)(17,18,22,26)(19,20,24,23)(21,29,31,25)(27,32,30,28)(34,37)(35,41)(40,44)(43,47)(1,3)(2,7)(4,11)(5,9)(6,10)(8,15)(12,13)(14,16)(17,19)(18,20)(21,27)(22,24)(23,26)(25,28)(29,32)(30,31)(33,34,38,37)(35,42,41,39)(36,44,45,40)(43,46,47,48)(3,10)(4,12)(5,7)(8,16)(17,19,22,24)(18,23,26,20)(21,30,31,27)(25,28,29,32)(33,35,38,41)(34,39,37,42)(36,43,45,47)(40,46,44,48)(1,3)(2,7)(4,13)(5,9)(6,10)(8,14)(11,12)(15,16)(17,19)(18,20)(21,27)(22,24)(23,26)(25,28)(29,32)(30,31)(33,34,38,37)(35,39,41,42)(36,40,45,44)(43,46,47,48)(1,4)(2,8)(3,11)(5,14)(6,12)(7,15)(9,16)(10,13)(17,20)(18,24)(19,26)(21,28)(22,23)(25,30)(27,29)(31,32)(33,36,38,45)(34,40,37,44)(35,43,41,47)(39,46,42,48)(1,5,6,7)(2,3,9,10)(4,14,12,15)(8,11,16,13)(17,21,22,31)(18,25,26,29)(19,27,24,30)(20,28,23,32)(33,37,38,34)(35,42,41,39)(36,44,45,40)(43,48,47,46)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.