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