NavDurga - Nine Colors of Nine Goddess

1. Goddess Shailputri  / Shailaputri:
This is form of Devi Parvati. Shailputir is means daughter of Shail (mountain). She resembles nature and that is why related with Green color.
2. Goddess Brahmacharini:
Goddess Parvati took birth at the home of Daksha Prajapati. She did penance to get Lord Shiva as her husband. Due to which She was called Brahmacharini. She represents the Swadhishtana Chakra. She represents devotion by Indigo Color.
3. Goddess Chandrakanta
After getting married to Lord Shiva Goddess Mahagauri started adorning her forehead with half Chandra and due to which Goddess Parvati was known as Goddess Chandraghanta. This form of Goddess Parvati is peaceful and for welfare of her devotees. In this form Goddess Chandraghanta is ready for the war with all her weapons. It is believed that the sound of the moon-bell on her forehead expel all type of spirits away from her devotees. Chandra + Ghanta, meaning supreme bliss and knowledge, showering peace and serenity, like cool breeze in a moonlit night. She is most beautiful and shows glory with Pink color.
4. Goddess Kushamanda
She dwells in the abode of the Sun God.  That is why her hue and spendour is as brilliant as the sun itself.  It is her spendour that pervades every plant and creature of this universe.  All the ten quarters are illuminated by her divine refulgence. When this universe was non-existent and darkness prevailed everywhere, it was Maa Kushmaandaa who produced the Cosmic Egg with her mere smile. So Maa Kushmanda is also known as the creator the whole universe. Form of Mahalakshmi and represent beginning and indicated with Violet color.
5. Goddess Skandamata
Skandamaataa is the fifth manifestion of Goddess Durga.  She is worshipped on the fifth day of the Navaraatri.  Her son Karttikeya is also called Skanda.  So, she is called Skandamaataa or the Mother of Skanda.  Her worship is twice blessed.  When the devotee worships her, Lord Skanda, her son in her lap, is automatically worshipped. Flavored as Yellow color.
6. Goddess Katyayani
The world-renowned sage Kaatyaayana was born in the dynasty of sage Kaatya.  He was an excellent devotee of Goddess Durga and performed an austere penance for many years to propitiate her.  Being delighted by his devotion, Goddess Durga appeared before him and asked him to demand the desired boon.  Thereupon the great Sage Kaatyaayana demanded that she should be born as a daughter to him.  Goddess Durga granted his wish. As soon as Mother Kaatyaayani was born, she assumed a huge and massive form.  Seeing her Universal Form, sage Kaatyaayana bowed to her with great reverence. She represents valor and that is why her color is Orange.
7. Goddess Kalaratri
When the Goddess Parvati removed outer golden skin to kill demons named Shumbha and Nishumbha, She was known as Goddess Kalaratri. She carries sword, trident and noose. With one hand she blesses. In this form she is dark and repulsive in appearance. She is cruel and excited. This is the violent and dark side of Durga. Dark as “Blue”.
8. Goddess Mahagauri
It is said that when the body of Goddess Gauri got dirty due to dust and earth while she was observing penance to attain Lord Shiva. So he cleansed her with the holy waters of Ganges. Her body transformed into bright and luminous like lightening and so her eighth form is known as “Maha Gauri” .Her clothes and ornaments are also white. Her visage is calm and peaceful and she is three eyed. Red color reflect her purity.
9. Goddess Siddhidatri
When the Universal Mother was gripped with the idea of projecting Creation, She, first of all, created Lord Shiva who prayed to Her to endow him with perfections.  For this purpose, the Universal Mother (Durgaa) produced Goddess Siddhidaatri from Her own person.  As the behest of the Universal Mother, Goddess Siddidaatri bestowed eighteen kinds of rare perfections and powers and potentialities (Siddhis) on Lord Shiva.  By virtue of these siddhis, Lord Shiva happened to develop a divine splendor. Lord Brahma felt a great difficulty in his task of the Creation in the absence of man and woman.  Thereupon he remembered Mother Siddhidaatri.  When she appeared before him, Lord Brahma said to her, “Oh Great Mother!  I cannot carry on with the task of the Creation in the absence of man and woman.  You kindly solve this problem of mine through your supernatural attainments (siddhis).” Having heard Lord Brahma, Mother Siddidaatri converted half the person of Lord Shiva into a woman.  Thus Lord Shiva became half-male and half-female and came to be known as Ardhanaarishwara.  Thus the problem of Lord Brahma was resolved and the task of the Creation went on smoothly. Her color is Grey.