In Hindu Dharma, rangoli is drawn during every festival, auspicious occasion, religious rituals, etc. All these are associated with some Deity Principle. During these days, the Divine Principle of a specific Deity is present in the atmosphere in a greater proportion. To attract maximum of the Deity’s Principle, rangolis that attract and transmit its Principle are drawn so that everyone gets spiritual benefits.
Rangoli that creates bhav

Rangoli that attracts and emits vibrations of saguntattva (Materialised Principle)

17,000 Hindus in South Africa gather to recite the Hanuman Chalisa !
Actor Aamir Khan receives death threat from Lawrence Bishnoi gang over ‘Love Jihad’
We pay our obeisance a million times on the Birthdays (as per Tithi) of
Offering gratitude unto the Holy feet of the Guru is true Gurudakshina !
Messages of the Gurus on the occasion of Guru Purnima (29th July)
Sadguru (Dr) Mukul Gadgil’s analysis of the vibrations in the photos of Sachchidananda Parabrahman (Dr) Athavale, corresponding to His spiritual level at different times