Monday is dedicated to Lord Shiva. On this day, he is worshipped along with his consort goddess Parvati. Though, of course, as is the custom, Lord Ganesha is venerated right at the beginning of the worship. Devotees also listen to Shiva Bhajans on this day.
Color & Gem:
White is the preferred color of the day and Pearl the preferred gem.
Celestial Body:
The Moon (Chandra) rules Monday
禮拜二 Tuesday (Mangalvar): 火星神 Mars (Mangala)
Tuesday is dedicated to Lord Hanuman. In South India, the day is dedicated to Skanda , aka Muruga or Kartikeya. Devotees also listen to Hanuman Chalisa, songs dedicated to the simian deity, on this day.
Color & Gem:
People wear red-colored clothes on Tuesdays and offer red flowers to Lord Hanuman. 'Moonga' is the preferred gem of the day.
Celestial Body:
Mars (Mangal) rules Tuesdays.
禮拜三 Wednesday (Budhvar): 水星神 Mercury (Budh)
Wednesday is dedicated to Lord Krishna, and is also associated with Lord Vithal, an incarnation of Krishna. In some places Lord Vishnu is also worshipped. Devotees listen to Krishna Bhajans on this day.
Color & Gem:
The color green is the preferred color and Onyx and Emerald the preferred gems.
Celestial Body:
It is the day of the planet Budh (Mercury), who is often considered compassionate and generous.
禮拜四 Thursday (Guruvar): 木星神 Jupitar (Vrihaspati)
Thursday is dedicated to Lord Vishnu and Lord Brihaspati, the guru of gods. Hence, this day is called Vrihaspativar, after the apportioned god. Thursday is also popularly known as Guruvar. Devotees listen to devotional songs, such as "Om Jai Jagadish Hare" dedicated to Lord Vishnu on this day.
Color & Gem:
Yellow is the color of the day and the preferred gems are Sapphire and Pokhraj.
Celestial Body:
The planet Jupiter (Vrihaspati) rules Thursday.
禮拜五 Friday (Shukravar): 金星神 Venus (Shukra)
Friday or Shukravar is dedicated to Shakti, the Mother Goddess, and Santoshi Mata, an incarnation of Shakti. Goddesses Durga and Kali are worshipped with utmost devotion and devotees flock to the Shakti temples on this day. Devotees listen to Durga Aarti, Kali Aarti and Santoshi Mata Aarti on this day.
Color & Gem:
White, Indigo, orange, violet, purple and burgundy colors are preferred on Friday. Diamond is the preferred gem.
Celestial Body:
Venus or Shukra rules Friday.
禮拜六 Saturday (Shanivar): 土星神 Saturn (Shani)
Saturday is dedicated to the fearful god Shani, who is one of the Navagrahas - or nine planets. He is represented as a deity carrying bow and arrows and riding a crow or a vulture.
Color & Gem:
Blue and black are the preferred colors. Blue gems, such as, blue sapphire, black iron rings made of horse-shoe are worn to ward off Shani.
Celestial Body:
The planet Saturn or Shani rules Saturday
禮拜天 Sunday (Ravivar): 太陽神 Sun God (Surya)
Sunday is dedicated to Lord Surya or Suryanarayana - the Sun God.
Color & Gem:
Red and pink are the color of the day and ruby the preferred gem.