A cikin daidaitattun tsarin hulɗar barbashi (wani ɓangare na tsarin da aka fi sani da ka'idar rikice-rikice), ana musayar gluons tsakanin quarks ta hanyar aiwatar da watsawa da kuma sha. Lokacin da aka canza gluon tsakanin quarks, canjin launi yana faruwa a duka biyun; misali, idan jan quark yana fitar da red<unk>antigreen gluon, ya zama kore, kuma idan kore quark yana shan red<unk>antigreen gluon, ya zama kore. Saboda haka, yayin da kowane quark ke canza launi akai-akai, ana kiyaye hulɗarsu mai ƙarfi. Tun da gluons suna iya ɗaukar cajin launi guda ɗaya da cajin anti-launi guda ɗaya.
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