TCanvas *c1 = new TCanvas("c1", "c1",10,10,630,760);
c1->SetFillColor(kBlack);
Int_t quarkColor  = 50;
Int_t leptonColor = 16;
Int_t forceColor  = 38;
Int_t titleColor  = kYellow;
Int_t border = 8;

TLatex *texf = new TLatex(0.90,0.455,"Force Carriers");
texf->SetTextColor(forceColor);
texf->SetTextAlign(22); texf->SetTextSize(0.07);
texf->SetTextAngle(90);
texf->Draw();

TLatex *texl = new TLatex(0.11,0.288,"Leptons");
texl->SetTextColor(leptonColor);
texl->SetTextAlign(22); texl->SetTextSize(0.07);
texl->SetTextAngle(90);
texl->Draw();

TLatex *texq = new TLatex(0.11,0.624,"Quarks");
texq->SetTextColor(quarkColor);
texq->SetTextAlign(22); texq->SetTextSize(0.07);
texq->SetTextAngle(90);
texq->Draw();

TLatex tex(0.5,0.5,"u");
tex.SetTextColor(titleColor); tex.SetTextFont(32);
tex.SetTextAlign(22);
tex.SetTextSize(0.14);
tex.DrawLatex(0.5,0.93,"Elementary");
tex.SetTextSize(0.12);
tex.DrawLatex(0.5,0.84,"Particles");
tex.SetTextSize(0.05);
tex.DrawLatex(0.5,0.067,"Three Generations of Matter");

tex.SetTextColor(kBlack); tex.SetTextSize(0.8);

TPad *pad = new TPad("pad", "pad",0.15,0.11,0.85,0.79);
pad->Draw();
pad->cd();
pad->Divide(4,4,0.0003,0.0003);

pad->cd(1); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"u");

pad->cd(2); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"c");

pad->cd(3); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"t");

pad->cd(4); gPad->SetFillColor(forceColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.55,"#gamma");

pad->cd(5); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"d");

pad->cd(6); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"s");

pad->cd(7); gPad->SetFillColor(quarkColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"b");

pad->cd(8); gPad->SetFillColor(forceColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.55,"g");

pad->cd(9); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"#nu_{e}");

pad->cd(10); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"#nu_{#mu}");

pad->cd(11); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"#nu_{#tau}");

pad->cd(12); gPad->SetFillColor(forceColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"Z");

pad->cd(13); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"e");

pad->cd(14); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.56,"#mu");

pad->cd(15); gPad->SetFillColor(leptonColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"#tau");

pad->cd(16); gPad->SetFillColor(forceColor);
gPad->SetBorderSize(border);
tex.DrawLatex(.5,.5,"W");

c1->cd();

gROOT->GetListOfCanvases()->Draw()