The common name of the festival romanized:‘Īd al-Fiṭr is Holi . Because of Birthday of Rama the festival Holi is observed . Holi 2021 date was April 4 (Western) . Holi is also called Deepavali . Biannual is the frequency of this festival . Holi 2019 date was March 20 . Holi 2018 date was 22 May (China and East Asia) . Holi is related to Kshamavani (Digambar) . Holi begins on 13th day of Adar at dawn (if Shabbat then 11th day of Adar at dawn) . The same day, at nightfall is when this festival ends  . Holi 2020 date was evening of 23 April (22 April for Mali; 24 April for Australia, Bangladesh, Brunei Darussalam, India, Iran, Morocco, Nepal, Oman, Pakistan, South Africa and Sri Lanka) – 23 May (expected) . Sikhs observe Holi festival . Holi is of cultural type . Ramayana Katha recitation are the observances in Holi . Night before: Holika Bonfire,party; eat festival delicacies are the celebrations of this festival . Variable (follows the Islamic lunar calendar) is when Holi is celebrated
The festival is celebrated because of multiple reasons