Zastrolo guide
Lucky colour for each day of the week
In Indian tradition each weekday is ruled by a planet, and each planet has its colours. Wearing the day's colour is a simple, free way to stay in tune with the day's energy.
This week in colour
Today glows. Tap any day.
Day by day
Sunday, Sun: red, orange, gold or saffron, for confidence and authority. Monday, Moon: white, cream or silver, for calm and emotional balance. Tuesday, Mars: red or coral, for courage and energy. Wednesday, Mercury: green, for learning, speech and business. Thursday, Jupiter: yellow, for wisdom, teachers and blessings. Friday, Venus: white, pink or light pastel shades, for love, beauty and harmony. Saturday, Saturn: black, dark blue or deep purple, for discipline and patience.
Why the days have these rulers
The order of the weekdays comes from the ancient system of planetary hours. Each day is named after the planet ruling its first hour after sunrise: Sun (Ravi-vaar), Moon (Som-vaar), Mars (Mangal-vaar), Mercury (Budh-vaar), Jupiter (Guru-vaar), Venus (Shukra-vaar), Saturn (Shani-vaar). The same order appears in many languages.
Your personal lucky colour
Beyond the day's colour, numerology gives everyone a personal lucky colour from their birth-day number, and astrology from the ruler of their sign. Zastrolo shows your lucky colour and today's lucky colour on your home screen.
Colours for each planet in detail
Sun: ruby red, orange, gold; warmth and leadership. Moon: pearl white, cream, silver; calm and nourishment. Mars: coral red, scarlet; courage and drive. Mercury: emerald and leaf green; intelligence and communication. Jupiter: yellow and saffron; wisdom and grace. Venus: white, pink, soft pastels; love and beauty. Saturn: black, navy, deep violet; patience and discipline. Rahu: smoky grey and dark blue. Ketu: grey, brown and mixed earthy shades.
Colours and festivals
Navratri gives each of its nine days its own colour, and many families wear yellow for Basant Panchami, red at weddings and white in mourning. These customs follow the same idea: colours carry moods and meanings, and dressing in harmony with the day is a gentle daily ritual.
Lucky colour for important days
For an interview, wear your own lucky colour or the colour of the day's planet. For a business meeting on a Wednesday, a touch of green is traditional; for a puja or a teacher's blessing on Thursday, yellow; for a celebration on Friday, white or pink. A small touch, like a scarf or handkerchief, is enough.
Using colours at home
Fresh flowers in the day's colour on the prayer shelf, a lamp with a coloured cloth, or a bowl of seasonal fruit in that colour are simple ways families bring the day's planet into the home without any cost.
Simple ways to use them
Wear a scarf, shirt or accessory in the day's colour for an important meeting; light a lamp or keep flowers of that colour at home; start important work on your own lucky day in your good hours. These are traditional good-luck customs, simple and free.
Try it now →Questions people ask
What colour should I wear on Thursday?
Yellow, the colour of Jupiter, traditionally linked with wisdom and blessings.
Which colour is lucky on Saturday?
Dark blue or black, Saturn's colours, for discipline and patience.
Should I avoid any colour?
Tradition mostly suggests what to wear rather than what to avoid; follow what feels right to you.
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