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