Color: mauve, purple.
Chemical elements: silicon, iron, manganese.
Meridians: kidney, bladder, heart, SanJiao.
Chakras: navel, heart chakra, 3rd eye
Physical action: against insomnia (solar plexus and heart chakra), regenerates energy between the seasons (solar plexus), potentiates detoxification (solar plexus)
Mental action: rebalancing the nerves, addiction problems (3rd eye chakra) 

Color: yellow, multicolored
Chemical elements: copper, iron.
Meridians: spleen/pancreas, stomach, governor vessel
Chakras: sacral, navel
Physical action: pain relief (on the area), strengthens the genital-urinary system (sacral chakra)
Mental action: encourages self fulfilment (navel), evacuation of old problems (navel)

Color: pale yellow, orange.
Chemical elements: silicon
Meridians: spleen/pancreas, stomach, governor vessel
Chakras: sacral, navel, 3rd eye
Physical action: against digestive problems (sacral, navel), stimulates the liver and pancreas functions (solar plexus), drains body toxins (navel)
Mental action: Against depression and melancholy (navel and 3rd eye chakra), stimulates the intellect and memory (3rd eye chakra)

Color: transparent
Chemical elements: silicon
Meridians: all
Chakras: all
Physical action: stimulates immune responses (navel, heart chakra), relieves migraines (temples, 3rd eye), anti aging, regenerates the skin, attenuates and prevents wrinkles (on the wrinkles)
Mental action: mental exhaustion, stimulates the healing process, (navel, heart and 3rd eye chakra)

Color: green
Chemical elements: aluminum, beryllium
Meridians: lungs, liver, gall bladder
Chakra: heart
Physical action: chronic skin problems (on the area), harmonizes the circulation (heart chakra)
Mental action: anti-stress, energizing rescue remedy, against emotional shock (heart chakra) 

Color: red
Chemical elements: aluminum, iron
Meridians: heart, Pericardium Meridian, small intestine, SanJiao
Chakra: root, sacral, navel
Physical action: stimulates the libido (lower back and sacral), major fatigue and anemia (navel), stimulates the body organs (reflex areas of the feet and hands)
Mental action: strengthens personality, gives willpower (navel) 

Color: indigo blue
Chemical elements: aluminum, sodium, sulfur
Meridians: kidneys, bladder
Chakras: throat, 3rd eye.
Physical action: skin problems (on the area), regularizes sleep cycles (3rd eye chakra), hair and skin problems (on the area)
Mental action: mental fatigue (3rd eye chakra), shyness, stage or exam fright (throat chakra). Facilitates communication (throat chakra)