Firstly, AzhwAr starts off with Thiru kaNdEn… He saw Lakshmi PiraaTTi. - where did he see? "en aazhi vaNNan paal… in my dark coloured Emperumaan's ThirumEni (Divine body).. Pon mEni kaNdEn… the colour of the Mother is Golden (hiraNya varNaam hariNIm..)… the Golden colour and the dark hued Emperumaan's colour are so nicely
superimposed so that it appears like that of Sun's rays on lustrous Maragatha Mani (rays of the lustrous Sun on Emerald stone..).
Periyavaacchaan PiLLai says "this is like that of light warm Sun's ray
on a rainy season … "iLa veyyil..".