I'll give you 4 groups of colours and you decide which colours bring out the best of your skintone...
Gp1: black, pure white, emerald, true red, royal blue, pine green (think jewel-tones and contrasting bright colours)
Gp2: soft white, rose-pinks, lavender, mauve, blue-greens, dove grey (think soft, muted shades)
Gp3: brown, tangerine, earth-tones, terracotta, forest green, coffee (think rich warm tones like in autumn)
Gp4: ivory, camel, peach, salmon, lime green, periwinkle (think light, warm tones)
The right colour groups brighten yr complexion and make you look less sallow. You'll need to put these colours near yr face to determine which is yr colour gp...