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