Yellae can represent licht an the sun's rays.
It can be a sign o couartiness an aw.
On road signs, yellae means "wairnin" or "danger". It is uised for tae mean this acause it is eith tae see. Some ainimals, like bees an hornets, uises the colour as a wairnin an aw, sae that ither ainimals will ken tae stey awa frae thaim.
Inkjet prenters uises yellae ink as ane o thair three basic colours, alang wi cyan ink an magenta ink.