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It has been suggested that wearing jewelry with:

Aqua or turquoise colored stones combines the cleansing action of green
and the soothing action of blue. It is soothing, purifying, and calming
and will enhance your creativity and help to connect with your own
spirituality.

Orange stones will command attention since it is the color of creativity
and sexuality. The color orange denotes energy and general attraction,
promotes ideas and stimulates mental energy. It is flamboyant, energetic,
enthusiastic and warming. Orange is thought to stimulate the appetite.

Black or grey stones in jewelry, or clothing, suppresses and protects the
emotions while portraying the wearer as mysterious, sexy, and
sophisticated. Black banishes and absorbs negativity, it is symbolic of
outer space and the universe. Black is the absence of all color. In some
cultures black represented fertility, in others it represented wisdom. It is
often linked with evil and in many cultures, black is the color of mourning.

Pink stones will enhance the wearer's mental abilities and soothe
emotional levels, anger and feelings of neglect. The color pink represents
love, friendship, compassion, relaxation. Pink is symbolic of gentle
emotions. Compared to red, pink has a softer feeling.
Blue will enhance your independence, soothe emotional conditions and
promote truth, devotion and sincerity. But, it is also said that wearing
only blue can make one tired and depressed. Blue is seen as a calming color
and wearing a pendant, ring or earrings with blue gemstones can help
increase your peace, faith and creative expression. Blue is the color of the
element of Water. It symbolizes the ocean, sleep, the sky, and twilight.
Blue is considered pacifying and refreshing, calming and healing and it is
thought to promote psychism, patience and happiness.

Purple symbolizes power, spiritual goals, passion, leadership, respect and
wealth. It is pacifying, refreshing and calming and has been worn by
emperors and military commander. It also has come to symbolize psychic
ability, success, wisdom and independence. Purple was once a European
symbol of royalty. It is suggested that wearing jewelry with purple
gemstones will strengthen a person's generosity while inspiring creativity
and inner strength. Purple also enhances artistic talents and wisdom.

Brown jewelry or clothing enhances one's wisdom, clarity, and self-esteem.
Brown is an earthy color and wearing a pendant, ring or earrings with
brown or tan gemstones is grounding, stabilizing and calming. The color
brown represents the soil and fertility and it symbolizes friendliness,
simplicity, health and dependability.

Red stones will enhance the wearer's energy, strength and courage. Red is
the color of health, strength, physical energy, sex, passion, courage and
protection. It is associated with blood, birth, death and intense
emotions. In Polynesia, red was a sacred color associated with the deities
and with the highest social classes.

Gray is the color of mourning, sorrow and hopelessness. The color gray
is linked with dark and depressing thoughts.

White is associated with protection and purification, purity and peace. It
symbolizes the moon, freshness and cold. White contains all colors.