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