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