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