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