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