These are what the different colours of aura's mean.

AQUA : healer
BLACK : I often see this in the auras of abused children, divorcees, drug addicts and torture victims.
PALE BLUE : the colour of sensitivity.
SKY BLUE : strong natural instincts
COBALT BLUE : intuition coming from the higher dimensions of the aura
PRUSSIAN BLUE : represents harmony
ROYAL BLUE : I have found this in people who have found their chosen path in life
DELFT BLUE : strong ethics
ULTRAMARINE : seen in the aura of sailors, surfers and people who are around the sea.
NAVY BLUE : people with this colour tend to move slow, but safe and sure
INDIGO : strong psychic ability
AMBER : personal strength and courage
CARAMEL : I find this colour in people who are going through positive career changes
COPPER : I only see this colour around people in the mining industry
RAW SIENNA : indicates poor thinking process
FAWN : period of problems is coming to an end
DOE-SKIN : found in people who are very orderly
MUSHROOM : a slowing of destiny
CHOCALATE BROWN : the colour of enviromentalist and farmers
RUSSET-BROWN : a hard working person
TERRACOTTA : people who challenge convention
DARK BROWN : indicates a person with common sense
GOLD : a higher level of consciousness
PALE GREEN : spiritual advancement
LEMON GREEN : I have found this in people who are liars and cheats
APPLE GREEN : healers
IRIDESCENT GREEN : I find this colour in very friendly people
EMERALD GREEN : a problem is being put to rest
JADE : a charitable nature
VIRIDIAN : emotional and mental stress
OLIVE GREEN : scrooge
DARK GREEN : mental stress
TURQUISE : I often find this in people who fought their way out of poverty to become a success in life
GREY : people who feel trapped in life
SILVER GREY : I often see this in people involved in yoga
CHARCOAL GREY : depression
APRICOT : caring communication
ORANGE : strong motivation
PUMPKIN : self control
PALE PINK : true love
PINK MADDER : loyalty and commitment
SALMON PINK : people who work in a carreer they love
IRIDESCENT PINK : sexual desire
DUSTY PINK : foolish people
LAVENDER : I have often seen this in people who have had a near death experience
LILAC : spiritual balance
MAGANTA : often found in entrepreneurs
MAUVE : humble people
IMPERIAL PURPLE : heightened dream activity
GRAPE : laziness
VIOLET : once again humble people
CARMINE : people who are seeking change
VERMILLION : indicates creativity
RUSTIC RED : short tempered
SCARLET RED : found in people with a big ego
CRIMSON : natural creative skills
MAROON : self empowerment
CLARET : self determination
SILVER : this is the link between the spiritual realm
ZINC : often seen around sexual organs when aroused
CREAM : heading in the right direction
PEARL : I often see this around authentic mediums
PALE YELLOW : shyness
PRIMROSE : optimism
LEMON YELLOW : strength of direction
BUTTERCUP YELLOW : focused on a course of action
GOLDEN YELLOW : inspiation
MUSTARD : I have seen this in people who are manipulative
STRAW YELLOW : day dreamers
CHARCOAL GREY, MUDDY BROWN AND PALE PINK TOGETHER : terminal illness